8Pcs Square Hole Drill Bits for Wood Mortise Bit High Speed Steel Woodworking Hole Saw Mortising Chisel Drill Bit Set Twist Drill

Product Description:
Material: Material: High-carbon steel
Shape of hole: square, rectangle
Suitable for drilling square holes in wood with a mortising machine or a mortising attachment. Fit all mortising machines and drill press attachments.
Package Included :
1×1/4 Inch(6mm)
5/16 Inch(8mm)
3/8 Inch(9.5mm)
7/16 Inch(11mm)
1/2 Inch(12.7mm)
9/16 Inch(14mm)
5/8 Inch(16mm)
3/4 Inch(19mm).

Note: The drill core is very sharp. Wear working gloves to avoid direct contact between your hands and the drill bit during installation.
Package Dimensions ‏ : ‎ 9.29 x 4.8 x 2.52 inches; 0.04 ounces
Item model number ‏ : ‎ 21EL0003
Date First Available ‏ : ‎ March 31, 2021
Manufacturer ‏ : ‎ Ellbest
ASIN ‏ : ‎ B091DPWN2M

Material: These square hole drill bits made of high speed steel, through heat processing, with high hardness drill bits, and sharp-edged square chisel, long life using
Multi-Size: Come with 8 different size for your choose. Square hole, 1/4″(6mm), 5/16″(8mm), 3/8″(9.5mm), 7/16″(11mm), 9/16″(14mm),1/2″(12.7mm), 5/8″(16mm), 3/4″(19mm).
These long square drill bits set can meet most of your needs
Widely Used: Great for drilling square holes in wood with a mortising machine or a mortising attachment. Fit all mortising machines and drill press attachments. Square hole drill is mainly used for woodworking aspects.
Reduce labor intensity of construction workers, speed up the construction speed, reducing construction costs for construction, installation, renovation, decoration industries.