5/16-18 x 1-1/4 in. Round Head Combo Machine Screws – Steel Zinc – 100qty
#JRM71
These screws have finer threads than typical screws, requiring a pre-drilled hole and are perfect for joining metal parts in machinery and construction. With a combo drive, these fasteners can be used with slotted and Phillips screwdrivers and drill bits.
- 5/16-18 Diameter, 1-1/4" Length
- Steel Zinc Material
- Round head with slotted and Phillips Drive
- Two Drives in one Head
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