OZRC M3 Hex Countersunk Head Screw Kit Carbon Bolt Nut Set 4mm-20mm 390pcs

This professional M3 hex countersunk screw kit is designed for serious RC builders, racers, and workshop maintenance. Manufactured from high-strength 10.9 grade carbon steel with a black oxide finish, this expanded kit provides a wide selection of commonly used M3 fasteners with increased quantities for frequent repairs, upgrades, and full RC vehicle builds. The countersunk flat head design ensures a clean flush fit for a professional finish.

Features

• Professional grade assortment designed for RC builders racers and workshop use
• Manufactured from 10.9 grade carbon steel for high strength and durability
• Black oxide finish provides mild corrosion resistance in dry environments
• Countersunk flat head design allows flush mounting in countersunk holes
• Hex socket drive provides secure installation and reduced stripping
• Expanded size range with higher quantities of commonly used fasteners
• Ideal for RC car assembly repairs upgrades and performance builds
• Organised storage case keeps fasteners sorted and easy to access

Specifications

• Brand: OZRC
• Screw Type: Hex socket countersunk flat head
• Thread Size: M3
• Material: Carbon steel
• Strength Grade: 10.9
• Finish: Black oxide
• Total Quantity: 360 pieces

Includes

• M3 x 4mm screws 30pcs
• M3 x 6mm screws 30pcs
• M3 x 8mm screws 30pcs
• M3 x 10mm screws 30pcs
• M3 x 12mm screws 30pcs
• M3 x 16mm screws 15pcs
• M3 x 18mm screws 15pcs
• M3 x 20mm screws 15pcs
• M3 hex nuts 195pcs
• Hex key 2pcs

Important Notes

• Screw length is measured from the top of the head
• Black oxide finish provides mild corrosion resistance and is best suited for dry environments
• Designed primarily for RC vehicles but suitable for other hobby mechanical and workshop applications