Drill Warehouse 3 Piece 1/4" Hex 12/16/19mm Countersink Bore Set for Wood Metal Quick Change Bit, Pack in Metal Box;

Specification:
Material: High carbon steel
Color: Black (as pictures shown)
Weight: 0.24 pounds
Type: Hex shank Drill Bit
Hardness: 50 HRC
Chamfer Angle: 90°
Shape: 5 flute
Quantity: 3 Pieces
Surface treatment:Titanium Coated
Handle diameter: 1/4 inch hexagonal handle
Size: 12mm(1/2''), 16mm(5/8''), 19mm(3/4'')

Features:
Suitable for all Woods and Soft Metals.
Fast Changing with a 1/4" Quick Chuck System.
High hardness, fast cutting, wear high temperature.
90°angle on the point for sharp and precise countersinking.
1/4 inch quick change hex shank, five-blade chamfering with a groove.
3 sizes in one drill bit set(12/16/19mm), which meet your different needs perfectly.

Size includes:
1 x 12mm Drill
1 x 16mm Drill
1 x 19mm Drill