900pcs Flat Washer Box M3-M10 A3 Steel Flat Washers Plain Washers Assortment 7pc Bi Metal M42 Cobalt

7pc Bi Metal M42 Cobalt Holesaw Set

- 6 PC 1/2" SQ

Stud or Screw Size: 3/8-Inch and Drill Size: 3/16-Inch

This eliminates atmospheric galvanic corrosion

Magnetic Holding: Hold tabs and small metal pieces

900pcs Flat Washer Box M3-M10 A3 Steel Flat Washers Plain Washers Assortment 7pc Bi Metal M42 CobaltMade of high quality steel material, these flat washers are sturdy and has long service. Flat washers can spread a load, and prevent damage to the surface being fixed, and insulate steel screws from surface. They can be used as a spacer, wear pad, pre load indicating device, locking device, and to reduce vibration. Flat washer is applied when the hole is a larger diameter than the fixing nut. There are many different sizes in this set. Each set