Feature

●Unique 3-sided Shank: Compared to conventional drills, the spiral step drill is almost impossible to bend. Unique three-sided shank prevents slipping into the drill chuck and reduces impact It is recommended to lubricate the drill before use
●【Optimized Design】Spiral step drill bit slot design and 3-side shank design are optimized for high-speed cordless drilling rigs, providing faster control and extending service while minimizing steel plate shatter
●(10 Size Drill Bits) The spiral step drill bit is available in 10 sizes, so you can drill 10 holes with different diameters, saving you time and effort to replace the drill bit
●Drilling depth: The drill depth can be up to 0.07 inch (0.2 cm) on steel, acrylic, PVC, and wood boards within 0.2 inch (0.5 cm)
●Sturdy high-speed steel construction: The spiral step drill bit is adopted with a strong high-speed steel construction to increase durability. New spiral slot design cuts faster, straighter and automatically deburring when drilling


Description

Specifications:

Item Type: Spiral Step Drill Bit
Material: High-speed steel
Purpose: Spiral Step Drill Bit
Color: Dark Yellow
Tool Handle Size: 3/8"
Drilling Range: 1/4 in - 1-3/8 in
Step Size: 1/4in, 3/8in, 1/2in, 5/8in, 3/4in, 7/8in, 1in, 1-1/8in, 1-1/4in, 1-3/8in
Scope of application: For use with pistol or electric drills

Package List:

1 x Spiral Step Drill Bit.

Note:

Do not set the drill speed to the maximum value to avoid damaging the blade edge.