Wall Hammer Drill Bit Wall Hole Opener 30-160mm for Concrete Brick Stone Marble

Wall Hammer Drill Bit Wall Hole Opener 30-160mm for Concrete Brick Stone Marble. Name: Wall Hammer Drill Bit Hole Saw. Square Shank / Round Shank / Hex Shank / Five Pits Shank.

Square Shank--110mm, 200mm, 350mm, 430mm, 530mm, 600mm. Round Shank--110mm, 200mm, 350mm, 430mm, 530mm, 600mm. Five Pits Shank--350mm, 430mm, 530mm.

Properties: High density, high strength, good toughness, strong bending strength. Ideal for cutting clean holes in masonry, concrete and brick.

Do not use on concrete walls mixed with stones such as steel bars/tiles/stones. It is not a set, all hole openers must be used with a handle or they will not work.

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