Hex Nut, 1/4-20, Steel, Zinc Yellow, 12 PK

Flat Washer, Fits Bolt Size M2 ,Steel Zinc Plated Finish, 50 PK.

Grade 8, 5/16"-24 Hex Head Cap Screw, Zinc & Yellow Plated Steel, 2 in L, 50 PK.

A carriage bolt has a domed or countersunk head, and the shank is topped by a short square section under the head.The square section grips into the part being fixed (typically wood), preventing the bolt from turning when the nut is tightened.

3/8"-24 Hex Head Cap Screw, 18-8 Stainless Steel, 3 in L, 25 PK.

Class 8.

a pulley, thus preventing the device from freely rotating about the shaft.

Hex Nut, 1/4"-20, Steel, Zinc Yellow, 12 PK.

They often feature a self-piercing or self-drilling point.

Hex Nut, 1/4"-20, Steel, Zinc Yellow, 12 PK.

Sheet Metal Screw, #8 x 3/4 in, Zinc Plated Steel Truss Head Phillips Drive, 1284 PK.