Drill bit for granite rock. Make sure the drill bit is specifically designed for drilling through granite and that it can handle the depth of drilling your application requires. Allow the tip of the drill bit to penetrate the surface of the rock. While you can drill through granite it takes more work than drilling most other holes and patching up is not going to be an option. Plug in the drill.
Picking the right drill bit. Cutting a hole through a piece of granite or rock can often be a hard and dangerous thing to do. First of all consider all options before you start drilling or even plan further. Bosch multi purpose drill bit 38 and a makita 6a 58 hammer drill.
Gain speed as you apply more downward pressure. Squeeze the trigger of the drill slowly at first. Chipping is always a concern and jamming and overheating can also affect the performance and longevity of the drill bit in question. Jashtool diamond drill bits 3 pcs 8mm 516 inch ceramic diamond hole saw set with wax insert cooling for ceramic tile porcelain marble granite stone rock glass 44 out of 5 stars 61 1799 17.
A lot of times you can avoid having to drill through granite altogether by rerouting your plans. Ensure the drill is set to the correct direction of rotation. It seems like its taking forever to drill the hole. Apply more pressure increase the speed of the drill keep the bit perfectly straight and drill into the rock until the desired depth is reached.
38 what im using. Apply pressure as you begin to drill. Diamond drill bits for rock and granite.