For drilling granite & marble, masonry, concrete, tile/ceramic, glass, hard plastic.....
Wax inside for cooling, Dry drilling without water
Very high efficiency, multi-purpose drilling
Long life drilling
Packaging & Shipping
if you find our goods are not in good performance, give us detailed report as feedback. We will analyze the possible reasons.Try to find a way to solve the problem.If the problem caused by BIDOBON products quality itself, we will make the compensation according to your actual loss.