Rowiz 3Pcs 1/4 Inch Hex Shank 5 Flute 90 Degree Chamfering Countersink Drill Bit Set for Wood Metal Quick Change Bit 12/16/19mm-Fast Shipping

Description

Material: High carbon steel; Surface treatment: Nigrescence

Heat treatment: high frequency quenching, enhance the hardness.

Head diameter: 12mm, 16mm, 19mm (1inch=25.4mm)

Ideal for wooden planks, fiberboard, particle board, plywood, plastic, alumiumn board, etc.

Package Included: 1 x 12mm Drill; 1 x 16mm Drill; 1 x 19mm Drill