Square Hole Drill Bit & Adapter Set,Wood Mortiser Drill Bit Attachment,Mortising Chisel Set Drill Press Hollow Chisel Mortise Drill Tool for Mortise Machine
Features:
MORTISING ATTACHMENT FOR DRILL PRESS: The Square Hole Drill Bit Adapter is suitable for both drill press and hand drill with a clamp diameter between 38 to 55mm/1.5 to 2.2 inch.
These square hole drill bits made of bearing steel, hardness 56HRC, lengthened core, sharp cutting edge, continuous blade, quick cuttings, high efficiency.
Drills precise holes with little pressure,reduce the labor intensity of construction workers, accelerate the construction speed, reduce the construction cost of construction, installation, decoration, decoration industry.
Ground and Hardened high speed steel for efficient performance and long life
Specification:
Hand drill clamp diameters ranging from 38 to 55 mm/ 1.5 to 2.2 inches for easy installation and use;
Please note that it is only suitable for bench drill and hand drill with clamps ( It is not recommended to use the support with the hand drill)
Material: High Speed Steel(HSS)
Hardness: Up to HRC 56HRC
Shape of hole: square, rectangle
Suitable for bench drilling machine, mortising machine or a mortising attachment
Package Included:
1PCS square hole bit adapter
1PCS 1/4" (6.4mm) Drill Bit
1PCS 5/16" (8mm) Drill Bit
1PCS 3/8" (9.5mm) Drill Bit
1PCS 1/2" (12.7mm) Drill Bit
