Hillman 1/2 in. D X 1-3/4 in. L Heat Treated Zinc Steel Hex Head Cap Screw 25 pk 2-20-280-02 Worm gear driven by a

Worm gear driven by a 3/8 inch crank spindle

The 6ft power-in cable

Tools (Power)

Head Type: Star Head

Hillman 1/2 in. D X 1-3/4 in. L Heat Treated Zinc Steel Hex Head Cap Screw 25 pk 2-20-280-02 Worm gear driven by aHex cap screws are bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. These screws are bolts with a washer face under the head. Use these grade 5 partially threaded screws anywhere a hex bolt may be used. Tighten with a wrench or a drill. * Brand Name: HILLMAN Head Diameter: 1 2 in. Length: 1 3 4 in. Finish: Heat Treated Zinc Material: Steel Product Type: Hex Head Cap Screw Number in Package: 25 pk Grade: 5 Grade