The threads on sheet metal screws are designed to pull 2 materials tightly together. When attaching metal to wood, it is especially important to pre-drill a hole. Use a smaller drill size than screw when pre-drilling a hole.
- Size: #10 x 1-1/4 in.
- Indented hex washer head
- Used to attach sheet metal to other thin metal, wood or other material
- Features a self-drilling tip
- Pilot hole not necessary
- Specification(s) Met: ASME B18.6.3 and SAE J78













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