Countersink Drill Bit Set, 5PCS HSS Tapered Drill Bits for Woodworking

Countersink Drill Bit Set, 5PCS HSS Tapered Drill Bits for Woodworking

• 5-????? ??????????? ????? ??? ??? (#4–#12): Includes #4 (7/64″), #6 (9/64″), #8 (11/64″), #10 (3/16″), #12 (7/32″) sizes. Each counter sink drill bits unit features a 1/4″ hex shank for one-step drill, countersink, and counter-bore.
• ??????? ????? ??? ??? ???????? ????: Aibigwiner tapered drill bits are available to prolong service life. The tapered drill bit design’s pointed tip and wide flute drill fast, clean pilot holes and ensure a snug, flush screw fit—an ideal match for your wood countersink drill bit set.
• ??????? ??????? ????? ??????: Counter sink drill bits with an 82° counter-bore chamfer angle deliver smooth, chatter-free countersinking in hard and soft woods. The adjustable countersink drill bit design lets you fine-tune pilot depth for consistent results, and bits come pre-oiled and ready to use.
• ??????? ??? ????? ????????????: These countersink drill bit set tips are made of HSS for excellent durability. The wider flute geometry on these counter sink drill bits boosts chip flow and produces clean counter.
• ??????-???????? ?????-?ℎ???? ???: This countersink drill bit set is 1/4″ quick-change hex shank allows fast swapping of tapered drill bit sizes, giving you a reliable all-in-one woodworking solution.