Spiral Groove Ladder Drill Easy Drilling and Convenient to Carry for Insulation Board and PVC Plate,Default NO5235

Features:

The central punch is not needed, small shaking, hard to be broken. Used with pistol drill or bench drill, water it to cool while working to prolong its life, the proper drilling speed is 250 - 400 rpm.

Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits).

Cobalt high speed steel drill bits along with the titanium coating ensures extreme durability, will stay new and shiny for years to come.

Perfect Step Drill Bits for home DIY and general building supervision / engineering use. Ideal used to drill holes in various material like iron plate, aluminum plate, wood, PVC sheet, insulation boards, etc.

If you have any questions about our products, please contact us first, we will provide you with the best solution as soon as possible.

Specifications:

Material: Stainless Steel 

Weight: 20/50/160g

Whole Length: 65mm

Drill Bit Length: 45mm

Notes:

1. Due to the lighting effects and shooting angles, there is a color difference in the product, please understand.

2. Due to manual measurement, there is a tolerance in the product size.

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