Square Hole Drill Bit Adapter and 5 pcs Square Hole Drill Bits, Easy Installation and Disassembly Mortising Attachment for Drill Press, Mortise Machine, Power Tool Accessory for Drill Machines

Square Hole Drill Bit Adapter Set (6 Pcs, 6.4 / 8 / 9.5 / 10/ 12.7 mm Drills + Adapter)

Features:
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.

Square hole bit adapters for benchtop drill machines with hand drill clip diameters between 38 and 55 mm/1.5 and 2.2 inches for easy installation and use.

Specification:
Material: High Speed Steel
Shape of hole: square
Suitable for bench drilling machine, mortising machine or a mortising attachment

Package Included:
5 x Square hole drill bits
1 x Square hole drill bit adapter

Notice:
Suitable for vintage table drills and household table drills. It is not recommended to use the support with the hand drill.
Package Dimensions ‏ : ‎ 8.1 x 4.5 x 3 inches; 2 Pounds
Date First Available ‏ : ‎ April 8, 2024
Manufacturer ‏ : ‎ Sandwichl
ASIN ‏ : ‎ B0D14LX9R5

Square Hole Drill Bit Kit: Comes with 1 square hole drill bit adapter and 5 square hole drill bits, drill diameters: 1/4″ (6.4mm), 5/16″ (8mm), 3/8″ (9.5mm), 2/5″ (10mm), 1/2″ (12.7mm) and hand drill clamp diameters range from 38 to 55mm/1.5 to 2.2″ for easy installation and use.
Quality Materials: the square hole drill bit adapter is made of quality carbon steel, strong and can firmly fix the wood, reduce the use of error. The square hole mortise chisel drill set is made of the high quality steel. After heat treatment, the tool has high hardness, firmness and durability, and the square chisel is sharp and wear-resistant. The sturdy round handle helps you stay more stable during use.
Efficient and Accurate: the bit adapter and the matching drill attachments in 5 sizes make it easier to use, and the precision design of the drill press mortise attachment ensures that you can drill the right mortise and mortise holes in the fastest way; More convenient and faster than mortise machine
Widely Used: Great for drilling square holes in wood with a mortising machine or a mortising attachment. These woodworking morstising chisel bits can reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs for construction, installation, renovation, decoration industrie.
Note: This adapter is not suitable for lithium battery drills and bench drills without round bore bearings. Suitable for old table drills and household table drills, please pay attention before ordering.