KATUR Woodworking Square Drill Bits Set, 4PCS HSS Wood Mortising Chisel Countersink Bits Woodworker Hole Saw Power Tool Kits 1/4, 5/16, 3/8, 1/2 Inch

Features:
Arc design, exquisite sharpen durable.
Use with mortise and tenon machine will get double effect by matched.
Suitable for drilling square holes in wood with a mortising machine or a mortising attachment.

Specifications:
Name: Woodworking Square Drill Bit Set
Balance: +/- .003″ tolerance
Material: High-Speed Steel
Color: Silver andBlack
Size1/4 Inch (6.4mm), 5/16 Inch (8mm), 3/8 Inch (9.5mm), 1/2 Inch (12.7mm)

Package includes:
4 x Woodworking Square Drill Bits

Note:
Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you.

Package Dimensions ‏ : ‎ 3.94 x 1.97 x 1.97 inches; 1.59 Pounds
Date First Available ‏ : ‎ August 1, 2019
Manufacturer ‏ : ‎ KATUR
ASIN ‏ : ‎ B07VYWB6HY

[Woodworking Square Drill Bits Set] Made of high-speed steel with heat treatment, HRC48-50, high hardness, lengthened core and high concentricity.
[Size] Includes 4 Size of 1/4 Inch (6.4mm), 5/16 Inch (8mm), 3/8 Inch (9.5mm), 1/2 Inch (12.7mm).
[Science match] Use with mortise and tenon machine will get double effect by matched.
[Suit for] Woodworking Square Drill Bits are suitable for drilling square holes in wood with a mortising machine or a mortising attachment.
[Buy with Confidence] We offer “TWO YEAR” warranty on item(s) that confirm to be manufacturer defect.We’ll respond within 25 hours on weekdays.(Please clamp the shaft in right place and necessary protective measures in woodworking processing.)