Furniture Drill / Countersink Boring Bits & Replacement HSS Bits
Commonly used for RTA (ready-to-assemble) furniture fittings. Specially-treated high-speed steel countersink with polished slow-spiral drill bit. Will perform 3 tasks in one:
1 - Pilot Hole
2 - Clearance Hole
3 - Countersink
Choose Your Step Drills
See below for the Replacement #10-24 set screw, #67092 (requires #5000 3/32" hex key.)
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