Features:
1. Square-hole drills are made of special steel and heat treated HRC48-50 (hardness)
2. The drill core is made of special steel, which is hard, durable and not easy to break.
3. The entry of drill liner with radian is the standard design of square drill, which greatly reduces the resistance of drill liner.
4. Standard chip removal groove design, widened chip removal and smooth inner wall, resulting in greater chip removal capacity
01
Specifications:
Material: Steel
Usage: Used in hardwood and cork
System: British system
Handle diameter: 4.39mm/0.17"
Diameter of square hole: 1/4(6.4mm)
Size: 168*19*19mm/6.61*0.75*0.75"
Weight: 110g
02
Specifications:
Material: Steel
Usage: Used in hardwood and cork
System: British system
Handle diameter: 6.82mm/0.27"
Diameter of square hole: 3/8(9.5mm)
Size: 210*19*19mm/8.27*0.75*0.75"
Weight: 150g
03
Specifications:
Material: Steel
Usage: Used in hardwood and cork
System: British system
Handle diameter: 9.83mm/0.39"
Diameter of square hole: 1/2(12.7mm)
Size: 208*19*19mm/8.19*0.75*0.75"
Weight: 220g
Notes:
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow slight measuring deviation due to manual measurement.

Included:
1 XSquare Drill Bit