findmall 6 Pack Square Hole Mortise Chisel Drill Bit Tool 1/4" 5/16" 3/8" 1/2" 9/16" 5/8"

Description:
Compatibility - Suitable for woodworking aspects.
Wide Application - Professional wood drill bit, suitable for construction, installation, renovation, decoration industry, etc.


Specifications:
Material: HSS ;Hardness: HRC 48~50.
Clamping shank diameter: 19mm (Round).
Slotting flute diameter: 1/4 inches (6.4 mm), 5/16 inches (8 mm), 3/8 inches (9.5 mm), 1/2 inches (12.7 mm), 9/16 inches (14 mm), 5/8 Inch (16mm).


Package Included:
1 X 1/4 Inch (6.4mm) Drill Bit
1 X 5/16 Inch (8.0mm) Drill Bit
1 X 3/8 Inch (9.5mm) Drill Bit
1 X 1/2 Inch (12.7mm) Drill Bit
1 X 9/16 Inch (14mm) Drill Bit
1 X 5/8 Inch (16mm) Drill Bit


Note:
Square hole drill can not use electric drill, drill square hole need to cooperate with square hole drill (mortise and tenon) use.