6pc Screw Counter Sink 6 – 14 Gauge Drill Pilot Tapered Wood Bore Groove

6 Pcs/set Countersink Drill Bit Set with Quick Change Round Shank High Speed Steel Carbon Steel Counter Bore Woodworking Tool

This is a set of countersink drill bit that is bore hole and countersink 2 in 1.

Features:
Including a mini hex wrench.

Detachable and the length is adjustable.
Apply to the drilling machine that has collet or joint.
These countersink drill bits works great in wood and wood chip.
It includes 5 sizes in one countersink drill bit set (6#, 8#, 10#, 12# 14#).
Titanium Coated high speed steel drill and carbon steel countersink bits.