Made of high hardness alloy, wear-resistant and durable
Precise drilling from the first contact with the tile surface
Helical torsion shaft increases cutting volume to leave clean drilled holes
10 pieces in 4 different sizes to meet different hole depths and widths
Works with most bench drills, power drills and drill presses
Suitable for brick, block, stone, lightweight concrete, ceramic, hardboard, glass and marble materials
Specification:
Material: Alloy
Dimensions: 4x6mm, 2x8mm, 2x10mm, 2x12mm