These STINGER™ non - coring bits are specially crafted for granite and can be used either wet or dry. Made to the highest quality standards, they drill without vibration and create precise holes. All sizes come with a 5/8” - 11” thread or 1/2” gas male. Core bit diameters include .25, .375, .50, .625, and .75.


Using these STINGER™ non - coring bits is easy. First, choose the right bit size according to your needs. You can use them wet or dry, so it's up to your working conditions. When drilling, make sure to hold the drill steady to get the most precise holes. As for maintenance, after each use, clean the bits to keep them in good shape. Store them in a dry place to avoid rust. Remember, these bits are made for granite, so don't use them on other hard materials that they're not designed for. Also, check the bit for any signs of wear and tear regularly, and replace it if needed to ensure the best performance.