6Pcs Quick Change Carpentry Countersink Drill Bit Set 1/4" Hex Shank Woodworking

Drill and countersink for wood screws without changing bits. 5x Countersink Drill Bits. Black chamfer drill body material: steel 45. Standard hex shank is quick change compatible. 1 x Hex Shank. Special designed steel counter sleeve countersinks or counter bores pilot hole.

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