Ultimate Punching Drill Bits

Product Description

Ultimate Punching Drill Bits save time& effort for your metal/wood drilling project!

Feature:

• Made of fine quality material, low resistance, high hardness, improving work efficiency.
• The design of triangle shank makes the clamping more tight and does not slip.
• U-shaped spiral is smooth and flat, and the drilling is smoother.
• Strong toughness and wear resistance, can be installed in electric drills. 
• Ideal for everyday drilling on multiple materials including steel, alloy, tile, concrete, brick, glass, plastic, wood and more.

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