4.5In Black Zinc Number 2, 10PK

70 Hex Head Cap Screw, Zinc Plated Steel, 10 mm L, 50 PK.

. A woodruff key or half-moon key, is a semicircular shaped, removable key that fits into a matching keyway cut into a shaft, leaving a protruding tab.g. 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. Sheet Metal Screw, #8 x 3/4 in, Zinc Plated Steel Truss Head Phillips Drive, 1284 PK.They provide secure metal-to-metal and metal-to-wood fastending.

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