Bulk 3/8"-16 Slot Indented Hex Washer *Serrated* Thread Cutting Screw Type 23 – Full Thread Zinc-Bake Size_#12 pre-drill-free installations

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Bulk 3/8"-16 Slot Indented Hex Washer *Serrated* Thread Cutting Screw Type 23 – Full Thread Zinc-Bake Size_#12 pre-drill-free installationsMonster Overview: Lock down structural sheet with our 3 8 16 Slot Indented Serrated Hex Washer Head Thread Cutting Screws, Type 23, Bright Zinc Bake. A built in serrated flange bites firmly into the mating surface for vibration proof clamping, while the dual drive head pairs a hefty 9 16 across flats hex with a full width slotdrive it the way your job site demands. The Type 23 triangular chip relief pocket clears swarf as it taps, reducing torque and