Metric Screw Assortment, 2000PCS Metric Bolt Assortment Kit M2 M3 M4 M5 Machine Screws with Lock & Flat Washers, Grade 10.9 Alloy Steel Hex Socket Button Head Black Screws Nuts and Bolts Kit
- Product details】---4sizes of screws M2 M3 M4 M5, thread pitch:0.4mm/0.5mm/0.7mm/0.8mm,thread diameters:2mm/3mm/4mm/5mm.Lenths of the thread M2:4mm/8mm/12mm/16mm.M3:6mm/8mm/12mm/16mm.M4:8mm/12mm/16mm/20mm.M5:8mm/12mm/16mm/20mm.According with standardized metric system. And the average error is less than 0.01mm.
- 【High quality】--- This screw assortment is made of 10.9 grade alloy steel with high strength and precise threads
- 【Good storage and assortment】All These Screws are Packed In a Sturdy Easy-use Plastic Storage Box, Organized Conveniently and Easily.
- 【Can be widely used】Keep a set of commonly used screw sets on hand to make you convenient.