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Best Choice ElectroCookie 
ElectroCookie Solderable Breadboard PCB Board for Electronics Projects Compatible for DIY Arduino Soldering Projects, Go Useful in transferring breadboarded prototypes to reliable and permanent circuitsGeneric 
60 Pcs PCB Breadboard Circuit Board Prototype Set with Screw Terminal Blocks 2/3 pins Male/Female Header Kit Universal S High Quality Material: Made of High Quality green Basic Silver tone layered Fiberglass FR-4 which is flame resistant and
Copper Prototype PCB Board Printed Circuit Breadboard Protoboard 7 Sizes This protective layer prevents accidental short circuits and oxidation of the copper traces. Whether you’re a beginner o20% Off ELEGOO 
ELEGOO Breadboard Kit for Electronics Projects, 2 X 830 Pin and 2 X 400 Pin Circuit Boards for Arduino Projects COMPREHENSIVE KIT: This ELEGOO breadboard kit provides everything needed for beginner electronics projects with 2 large
20 Pcs PCB Copper Clad Board FR4 Single-Sided Blank Circuit Boards 100x70x1.5mm MULTIPURPOSE - Our blank circuit boards are great for your various electronic hobbies, such as etching, making models, tBest Value ELEGOO 
Elegoo 32 Pcs Double Sided PCB Board Prototype Kit for DIY Soldering with 5 Sizes Compatible with Arduino Kits 32 Pieces double sided PCB prototype boards well packed in a plastic tray which is very easy to store and take outPlyisty 
10 Piece 4x6cm Universal Circuit Board,Double Sides PCB Board Prototype PCB Circuit Board Holder Prototype Universal Boa The board is treated with flux for easy soldering and extended serving life.20Pcs PCB Copper Clad Board FR4 Single-Sided Blank Circuit Boards 100x70x1.5mm MULTIPURPOSE - Our blank circuit boards are great for your various electronic hobbies, such as etching, making models, tSmraza Smraza 100pcs Double Sided PCB Board Kit, Include 30pcs Prototype Boards for DIY Soldering and Electronic Project Compat Selection of Multi-Sized Proto Boards - 31 pieces double-sided prototype boards of 5 different size to meet your demandsPCB Copper Clad Board FR4 Double-Sided Blank Circuit Boards 300mmx200mmx1mm MULTIPURPOSE - Our blank circuit boards are great for your various electronic hobbies, such as etching, making models, tDIGISHUO DIGISHUO 20Pcs Double Sided PCB Board Prototype Kit for DIY Soldering Compatible with Arduino Kit DIY Soldering and Elec ※Durable: High quality of durable glass fiber -FR4 material with 1.6mm thickness makes a very solid and sturdy prototypeElectroCookie ElectroCookie PCB Prototype Board, Snappable Strip Board with Power Rails for Electronics Projects Compatible for DIY Ar Useful in transferring prototypes to reliable and permanent circuits32Pcs 5 Sizes Copper Prototype PCB Board Universal Printed Circuit Breadboard Holes are Pre-tinned plated holes on the panel make it very convenient to weld components and sensors for your projectsTFreenove Freenove Universal Breakout Board Compatible with Arduino Nano Micro Raspberry Pi Pico 1 2 W ESP32 ESP8266, Terminal Blo Compatible Models: Any board (5 V or 3.3 V) with a pin spacing of 0.1 inch (2.54 mm), width 0.6, 0.7, 0.8, 0.9, 1.0 inchPCB - Prototype Circuit Boards - Double Sided Printed Breadboard - Various Sizes PCB - Prototype Circuit Boards (1 piece). Number of PCB holes 4X6CM: 20X14=280(holes). 3X7CM: 10X24=240(holes). 2X8CM:6Xiplusmile iplusmile 10pcs Versatile Pcb Boards Solder Clad Pcb Circuit Boards for Diy Production Convenient to use: the circuit board is simple in structure, small in size, suitable for your projects,circuit board for32Pcs/Set Copper Prototype PCB Board Universal Printed Circuit Breadboard Holes are Pre-tinned plated holes on the panel make it very convenient to weld components and sensors for your projectsT20% Off ELEGOO ELEGOO Upgraded Electronics Fun Kit w/Power Supply Module, Jumper Wire, Precision Potentiometer, 830 tie-Points Breadboa Unleash Your Creativity with Over 300 of Quality Components - The Cost-Effective Kit for Electronics Enthusiasts!50mm*70mm DIY Prototype Strip Copper PCB Printed Circuit Board Stripboard Chip Circuit Board Stripboard Chip. 50mm 70mm DIY Prototype Strip Copper PCB Printed. Double-Side Prototype Board. · PicturesElectroCookie ElectroCookie Snappable PCB, Strip Board with Power Rails for Arduino and Electronics, Gold-Plated, 3.8"x3.5" (3 Pack, B Useful in transferring prototypes to reliable and permanent circuits10PC 5x7cm FR-2 Prototype Perfboard Universal Circuit Paper PCB Board Breadboard Compared with professional PCB printed circuit boards, hole plate. 10PCS PCB board. Cut off the copper foil when needed.OTOTEC OTOTEC 20PCS Single Sides Prototype Board 25mm x 66 mm PCB Single Sided Hole Bakelite Circuit Board for DIY Soldering El Thickness: Approx. 1.2mm ; Hole Pitch: Approx. 2.54mm ; Hole Diameter: Approx. 1.0mm ; Dimension: Approx. 2.5x6.6cm ; Ho10pc 150x100mm Single-Sided Copper Clad Laminate Plain Printed PCB Circuit Board Description:* Great for building a prototype of an electronic circuit, Single side copper PCB.* Mechanically supports anuxcell uxcell 4" x 8.7" PCB Board Circuit, 12 Pcs Single Sided Prototype Solder Boards for DIY Soldering and Electronic Project Color: Green(tin-plated);Material: FR4 Glass Fiber;Size: 4 x 8.7 inches/10 x 22 cm (L*W);The thickness of the PCB Board10X DIY 5x7cm Universal Circuit Paper PCB Board Breadboard Strip Prototype Material: Single Side Copper PCB. For point to point DIY soldering. 10pcs Circuit Board. Color: As the picture show.Eainco Silicone Soldering Mat with Tool Bin and Scale Ruler, Heat Resistant 932℉ Insulation Repair Work Mat for Circuit Board P 【Tool Bin】：A tool bin stands on tool placement area, allowing tools to be easily placed without falling out after use, g5pcs 200x150x1.5mm Single-Sided Copper Clad Laminate PCB Circuit Board Description:* Great for building a prototype of an electronic circuit, Single side copper PCB.* Mechanically supports anSnufeve Jumper Wire Kit, Circuit Board Jumper Kit Multicolor Aluminum Copper U‑Shaped with Storage Box for Card Readers for MP3 【Board Jumper Wire】Both ends of the jumper wire have been peeled off, and the right‑angle wire is prefabricated for easy2.54mm Jumper Cap Pin Header Links Circuit Board Shunts Spacing 2.54MM jumper cap Shorting cap Short circuit block Connector. Part number: 2.54MM jumper cap. Pin pitch: 2.54MM.Freenove Freenove Breakout Board for ESP32 / ESP32-S3 WROVER WROOM, Terminal Block Shield HAT with Pin Header, 5V 3.3V Power Outp Compatible Models: Freenove ESP32 / ESP32-S3 series (Note: Not compatible with boards from other brands due to different10 Pcs PCB Copper Clad Board FR4 Double-Sided Blank Circuit Boards 70x50x1.5mm What is this?These PCB copper clad boards are great for your prototyping projects. Perfect for making model train ties,Haobase Haobase 32pcs PCB Prototype Printed Circuit Board Double Sided for Arduino Board DIY 5 Sizes [2X8cm 3X7cm 4X6cm 5X7cm 7X 32 pieces double-sided PCB prototype board (Veroboard; Stripboard)10PC 5x7cm FR-2 Prototype Perfboard Universal Circuit Paper PCB Board Breadboard 10PCS 5x7cm Prototype Perfboard Universal Circuit Paper PCB Board Breadboard. Condition is "Brand New". Copper clad SRBPMetieFasia MetieFasia Circuit Board Holder Fixture Clamp Repair Tool for PCB Repair Tool Clamping, PCB Clamp Kit 360 Degree Rotation: The Circuit Board Holder Frame offers 360-degree rotation, enabling you to view and work on your ciBOMEI PACK BOMEI PACK Polyimide High Temperature Tape,Heat Press Tape Metal Tape,50mm x 33m, Heat Transfer Resistant Tape,Sublimati Material: BOMEI heat resistant tape made from durable polyimide film and silicone, Width: 50mm, Length: 33m /108 ft (± 526% Off ELEGOO ELEGOO UNO R3 Project Complete Starter Kit with Tutorial Compatible with Arduino IDE (More Than 200 Items) More than 200 components, this is the most complete starter kit compatible with Arduino IDE. Great value starter kit forKenisy Kenisy 200+ Electronic Circuit Board Toy| 200+ Educational Science Experiments Flying Fan, Spinning TOP, Sound, LED Ligh ※CREATE YOUR OWN CIRCUITS - Does your student or child love learning about science, physics, mechanical, structural, andGTIWUNG GTIWUNG Breadboard Kit, Solderless Breadboard, 830 Points Mini Breadboard, 830 Tie-Points Breadboard, Solderless Breadbo ★ With tight plug-in contacts, the components will sit well after successful installation and nothing wobble.Vlookee Vlookee m3 Standoff kit 240PCS M3 Brass Male-Female Hex Brass Spacer Standoff Screw Nut Assortment Kit,Hexagon Threaded 【VARIOUS SIZES】M3 Standoff Kit with various specifications of Double Pass Hex Spacer M3*5,M3*10,M3*15,M3*20. Single HeadeMagTech eMagTech 5pcs 8mm Aluminum MCB RCD Miniature Circuit Breaker Lockout Device Suitable for Most Circuit Board Miniature Br Applicability: With an 8mm hole diameter, this product is suitable for most circuit boards and is also suitable for variMingzhe JST 1.25MM 2 Pin/3 Pin Male&Female Connector Plug with Wires Cables for Circuit Board Connection (3Pin Male and Female S [Enhanced Heat Dissipation] The tin-plated copper wire used in this connector plug can effectively increase heat dissipaIndependently published Hardwire - Circuit Diagrams and Boards to Color: No mandalas, no fluff. Color circuit diagrams and boards to unwind SING F LTD SING F LTD 10Pcs 1.27mm Pitch Single Row Straight Vertical Pin Header 40 Pin Straight Pins for Electronic and Electrical The pin rows are composed of 40 small needle-shaped parts, and the spacing between each pin is 1.27mm, neatly arranged iSenzooe 2PCS PC817 2 4 8 Channel Optocoupler Insulated Circuit Board Voltage Converter Adapter Module 3.6-30V Driver Light Insul 2PCS PC817 2 4 8 Channel Optocoupler Insulated Circuit Board Voltage Converter Adapter Module 3.6-30V Driver Light InsulSwpeet Swpeet 321Pcs Circuit Board Plastic Standoffs Mounting Hardware with M3 Male Female Nylon Hex Spacer Standoff Screw Nut 🥇 What You Get ------ In this kit, You will get 321Pcs Circuit Board Plastic Standoffs Mounting Hardware with M3 Male FEainco PCB Holder with Soldering Iron Holder 360° Rotable PCB Clamp Head Support Max 20 CM Size PCB, 5 Slots Clamp Head for Hol Double Cross Metal Slide Bearing: Quickly adjust the opening size, max clamp size up to 20cm,with locking function and aMTHKLO MTHKLO Wire Cutter Precision Diagonal Plier Tool Side Cutting for Electronics, Aluminum Jewelry,Soft Cable,Parts Tips,Ho 【 Lightweight Design 】 The scissors weigh only 53g and are lightweight and portable. DIY is a great helper.MMOBIEL MMOBIEL 1pcs Solderless PCB Breadboard Prototype Circuit Board – 1x400 Point -Compatible with DIY Arduino, Raspberry Pi senzooe 3PCS XH-M229 Desktop PC Chassis Power ATX Transfer to Adapter Board Power Supply Circuit Outlet Module 24Pin Output Term 3PCS XH-M229 Desktop PC Chassis Power ATX Transfer to Adapter Board Power Supply Circuit Outlet Module 24Pin Output TermHiLetgo HiLetgo 3pcs TP4056 Type-c USB 5V 1A 18650 Lithium Battery Charger Module Charging Board with Dual Protection Functions Input interface: Type-c USB.15% Off STEUGO STEUGO Magnetic Helping Hands Soldering Station - Circuit Board Holder, 4 Flexible Arms Alligator Clips, Third Hand Sold 1️⃣【The Packaging Includes】The soldering accessories packaging includes this auxiliary welding tool has a metal base LEDRobomaker PCB Prototype Printed Circuit Boards, Double Sided, 2x8 cm, 3x7 cm, 4x6 cm, 5x7 cm, 7x9 cm, 32 Pieces Versatile Set: Includes 32 double-sided printed circuit boards (PCBs) in 5 sizes - 2x8cm, 3x7cm, 4x6cm, 5x7cm, and 7x9cmSenzooe 2PCS PC817 2 4 8 Channel Optocoupler Insulated Circuit Board Voltage Converter Adapter Module 3.6-30V Driver Light Insul 2PCS PC817 2 4 8 Channel Optocoupler Insulated Circuit Board Voltage Converter Adapter Module 3.6-30V Driver Light InsulFullFun FullFun 320PCS M3 Male Female Hex Nylon Spacers Standoffs Screws Nuts Assortment Kit, Threaded Pillar for Printed Circui STANDOFFS SCREW NUTS KIT: A total of 320 pcs/4 sizes, including m3x 6, 10, 15, 20 mm Double Pass Hex Standoff, m3x6+6, 1Senzooe 2PCS PC817 2 4 8 Channel Optocoupler Insulated Circuit Board Voltage Converter Adapter Module 3.6-30V Driver Light Insul 2PCS PC817 2 4 8 Channel Optocoupler Insulated Circuit Board Voltage Converter Adapter Module 3.6-30V Driver Light InsulVGOL VGOL 3pcs 3S 20A 12.6V 18650 Lithium Battery Protection Board BMS Li-ion Charger Protection Module Anti-Overcharge/Over- Charging voltage: 12.6V-13.0V; Maximum output current: 20A; Maximum output power: 252W; Size: 59x20mm/2.32x0.78inch.EMSea EMSea 50PCS Sticky PCB Spacer Adhesive Standoffs Plastic Column 4.8mm Support Height for Circuit Boards Fixed Computer M Support spacers are made of plastic for corrosion resistance and long life. It has a unique buckle design, even if the cAIMALL AIMALL 10PCS 400-Hole Solderless Breadboard with Jumper Wires and Blue Plastic Packaging Box, Spliceable Test Circuit Bo 🔌 High-Quality Solderless Breadboard: This 400-hole breadboard is ideal for electronics prototyping and testing withoutWonrabai Wonrabai 2PCS Serial Bus Servo Driver Board, Integrates Servo Power Supply and Control Circuit, for ST/SC Series Serial Compatible Servos--- Supports ST/SC series bus servos, and can directly power the servos via DC power jack, supports selSenzooe 5PCS DC 5-36V Digital LED Relay Board Dual-MOS Trigger Cycle Timing Circuit Switch Timer Delay Module 5PCS DC 5-36V Digital LED Relay Board Dual-MOS Trigger Cycle Timing Circuit Switch Timer Delay ModuleJMP Publishing PCB Basics for Buyers: A Quick Guide to the Printed Circuit Board Industry Independently published A Practical Guide to RF and Mixed Technology Printed Circuit Board Layout Jectse 140pcs Breadboard Jumper Wire,Solderless Flexible Breadboard Assorted Jumper Wire 14 Lengths,with Storage Box,for Breadb Wide application: designed to work well with any breadboards or anywhere jumper wires are needed, for breadboard projectAcxico Acxico 1Pcs 48V 35A 13S BMS PCB Board Li-ion 18650 Battery Protection Board with Balance Integrated Circuits Board for e Protection circuit board plays an important role in the usage of battery,it can protect battery from overcharging, over-Circuit Engineering: The Beginner’s Guide to Electronic Circuits, Semi-Conductors, Circuit Boards, and Basic Electronics VGOL VGOL 6Pcs 1S 3.7V 3A Li-ion Lithium BMS PCM 18650 Battery Charger Board for Cell Module Overcharge Overcurrent Short Cir Main functions: Overcharge protection function, over-discharge protection function, short-circuit protection function, oECSiNG ECSiNG Game Pulse Chip Circuit Board V1 Compatible with XBOX360 Blue Compatibility: This blue pulse cracking chip circuit board is compatible with XBOX 360.Ingramcontent EMC Made Simple - Printed Circuit Board and System Design printed circuit boardsPissente PWM MOS FET Module, PWM 4-Channel MOS FET Module PLC Amplifier Circuit Board Driver Module 3-20V to 3.7-27VDC 10A 4-Channel PWM MOS FET Module: The input signal and output signal is completely isolated. PWM 4-Channel MOS FET Module PLCreate idea Create idea 2Pcs 5S BMS 100A 3.7V Li-ion Battery Balance Circuit Board Battery Charging Board Module Battery Protection 1.This protection board is commonly used 5s lithium battery protection board (can be adjusted according to the number of10% Off JUZITAO 4PCS USB-C PD Trigger Board Module PD/QC Decoy Board Fast Charge USB Type-c to 12V High Speed Charger Power Delivery Boo USB-C PD Trigger Board Module: Support a variety of fast charging protocols: PD3.0/2.0, PPS/QC4+, QC3.0/2.0, FCP, AFCEXCELLENT ELITE SPANKER Excellent Elite Spanker Patchs Display Board Foldable Military Patch Holder Panel(Black-L) A layer soft polyester cloth use to attach your magic sticker patches, durable nylon material as a backing is the good kIndependently published Circuit Boards, The Coloring Book QCCAN QCCAN 3S 40A 12.6V Li-ion Lithium Battery Protection Board PCB BMS Charger Protection Circuit for Drill Motor (3S 40A)… High Quality; Compact size and lightweight;High-accuracy voltage detection circuit; fine workmanship and durable; stableWiley Fast Circuit Boards: Energy Management McGraw Hill Printed Circuit Boards: Design, Fabrication, and Assembly (McGraw-Hill Electronic Engineering) HiLetgo HiLetgo 14.8V 4S 30A 18650 Li-ion Lithium Battery BMS PCB Integrated Circuits Protection Board Cell Balance 14.8V 4S 30A 18650 Li-ion Lithium Battery BMS PCB Integrated Circuits Protection Board Cell Balance.EMSea EMSea 2pcs Power Switch PCB Circuit Board for Game Consoles Compatible with PSP 2000 Console Compatibility: This game console power switch board is compatible with Sony PSP 2000 consoleSimon & Schuster Rainbow Fish Board Book: The international bestselling picture book classic in board book Northsouth (ny)15% Off eXtremeRate eXtremeRate AiryDocky DIY Kit Black Replacement Case for Nintendo Switch Dock, Redesigned Portable Mini Dock Shell Cover Specially designed AiryDocky DIY Kit replacement case for Nintendo switch & Switch OLED Official Dock circuit board, NOTSpringer Electronic Waste and Printed Circuit Board Recycling Technologies (The Minerals, Metals & Materials Series) Clinks Australia Black Circuit Board Cufflinks EMSea EMSea 2PCS Lithium Battery Protection Board 3S 40A 12V Multi-Protection Lithium Battery Charging Protection Board BMS PC This lithium protection board 3S 40A made of integrated components, not easily damaged, with stable performance.Wiley Digital Circuit Boards: Mach 1 GHz Pearson Designing Circuit Boards with EAGLE: Make High-Quality PCBs at Low Cost Circuit Boards Under the Microscope: Basic Electronics Explained Independently published Circuit Boards Coloring Book For Electrical Engineers: Electrical Boards Coloring Book For Electric Engineering Geeks EukyPlace EukyPlace Solder Wire Sn60/Pb40, 1.00mm (2×50g) – Soldering Wire for Precision Circuit Boards, Electronics, Communicatio ✅ Premium Sn60/Pb40 Solder Wire：High-quality solder wire for strong, clean joints in electronics, microtech, and aviatioPRINTED CIRCUIT BOARDS: An Introduction. (SEMICONDUCTOR ENGINEERING AND PHYSICS Book 8) AIMALL AIMALL 100PCS Anti-Static Resealable Plastic Bags – 5 Sizes Semi-Transparent Self-Sealing Pouches for Electronic Compone 🔌 Electrostatic Shielding for Electronic Component Safety – Each anti-static bag is treated to prevent electrostatic diKNACRO KNACRO 100A 4S 3.7V Protection Board for Lithium Battery 14.8V 16.8V with Balance Over-Current Over-Charge Over-Discharg Protection circuit board is the heart of battery pack, must to have to avoid battery pack from explosion, fire and damagVEVOR VEVOR 0.8L Professional Ultrasonic Cleaner 304 Stainless Steel Digital Lab Ultrasonic Cleaner with Timer for Jewelry Wat 40 KHz Powerful Transducer: Input: 110V; Ultrasonic Transducer Power: 35W; Ultrasonic Frequency: 40KHZ; Built-in powerfueXtremeRate eXtremeRate Drifix Thumbsticks Drift Fix Repair Kit for PS5 Controller BDM-010 BDM-020 BDM-030 BDM-040, Custom Analog St Only compatible with PS5 Controller BDM-010 BDM-020 BDM-030 BDM-040; NOT fit for other model controllers; Please check tEMSea EMSea 3pcs 3S 10A 12.6V 18650 Lithium Battery Protection Board BMS Li-ion Charger Protection Module Anti-Overcharge/Over Charging Voltage: 12.6 V~13 V; Charging Voltage Range: 4.25 0.05V to 4.35V; Discharge Voltage Range: 2.3 0.05V to 3.0VDweii 5PCS USB-C PD Trigger Board Module PD/QC Decoy Board Fast Charge USB Type-c to 12v High Speed Charger Power Delivery Boo you will get 5PCS PD/QC Decoy Board Fast Charge USB Boost Module Type-c PD2.0 PD3.0 9V 12V 15V 20V Fast Charge Trigger PDpofirs Dpofirs Series X Console Power On Off Circuit Board, Internal Power On Off Module Replacement for Series X Compatible Replacement Part: Designed to fit for Series X, this internal power circuit board module is a nice replacemenVEVOR VEVOR Ultrasonic Cleaner with Digital Timer & Heater, Professional Ultra Sonic Jewelry Cleaner, Stainless Steel Heated C VEVOR Ultrasonic Cleaner with Digital Timer & Heater, Professional Ultra Sonic Jewelry Cleaner, Stainless Steel Heated C33% Off WALKER BOOKS We're Going on a Bear Hunt: The bestselling classic in a super-sturdy board book for babies and toddlers Orders are despatched from our UK warehouse next working day.McGraw Hill TAB Build Your Own Printed Circuit Board Pomya Pomya 20PCS Flexible Ribbon Circuit Board Conductive Film Replacement for BDM-030 Controller Game Console Controller Rep Compatibility: Replacement for BDM-030 controller circuit board, this flexible ribbon circuit board ensures precise fitLibellud (1, Original Packaging) - Dixit Board Game 84 Cards24% Off 4M 4M - Logiblocs - Smart Circuits Educational kit Logiblocs is the Electronic Discovery System that helps you understand the world of technology around you as you createRichard Buttars Printed Circuit Board Assembly Good Luck Sock Good Luck Sock Men's Circuit Board Socks, Adult, Shoe Size 7-12 One Size: Crew length socks for men with shoe size 7-12Circuit Board Layout Techniques Artech House High-Speed Circuit Board Signal Integrity, Second Edition Artech House Publishers High-Speed Circuit Board Signal Integrity (Artech House Microwave Library) 29% Off Picture Puffin Ten Little Fingers and Ten Little Toes Board Book: The perfect Mother's Day gift Product Type - Abis BookStany2011 Gravity Board 5 Game ModesECSiNG ECSiNG On Off Switch Button Board Compatible with Sony PSP 1000 1004 Compatible with Sony PSP 1000, 1004, 1001 models, restore the normal function of the device.Dpofirs Dpofirs 20pcs Flex Ribbon Circuit Board Replacement for JDS-001/JDS-011 Compatibility: It is an ideal flex ribbon circuit board replacement for Pro Slim JDS 001 JDS 011 controllers, ensuring seMagTech eMagTech 2Pcs PCB Motherboard GBA Console Slot Dust Cover Circuit Board Compatible with Nintendo DS Lite Slot-2 Game Con Compatibility: This PCB Motherboard is Compatible with Nintendo DS Lite Slot-2.EMSea EMSea 10Pcs Single Head Stud Male-Female Hex Standoff Screws M6 10mm 15mm 20mm 30mm 40mm Stainless Steel PCB Standoffs S Specification: Thread: M6; Pitch: 1mm; Cylinder length: 10mm, 15mm, 20mm, 30mm, 40mm; Thread length: 8mm, 10mm; HexagonaCapitol Diving Board Newnes Fabricating Printed Circuit Boards