Specification--13pcs/set. This set contains 9pcs diamond core drill bits(6/6/8/19/25/35/50/75/102mm); 1pc 4/5" diamond finger bit; 1pc 2" diamond chamfer bit; 1pc connect 5/8"-11 thread to sds-plus adapter; 1pc diamond blade for tile. Application-- Different sizes drill bits are used for drilling holes; The chamfer bit is not for drilling, but for quickly enlarging or trimming holes; When the chamfer is reamed or edging, the ground edge is beveled. It may be necessary to continue to correct with a finger bit. The finger bit is not for drilling, but for finely enlarging holes or grinding. Machine-- 5/8" arbor angle grinder. If you are using this bit on a hammer drill, use the sds adapter in this set and make sure that the drilling speed does not go below 2000RPM. And do not use the impact drill mode. Durability-- Vacuum Brazed technology combines a high-quality steel matrix with diamonds in a scientific ratio and provides high efficient working performance and longer service life. Fast drilling--Lightning teeth has wide chip removal slots, dust can be quickly discharged when drilling, not easy to be clogged. Note -- Dry or wet use. If you want to be dust-free or prolong work life, please add water to cool during working. For porcelain tiles, marble, granite, etc. Please wear safety gear when using tools.
EXFEIN Diamond Tile Hole Saw Kit 13pcs/set

6/6/8/19/25/35/50/75/102mm Core Drill Bits

20mm Milling Bit

2" Diamond Chamfer Bit

SDS-Plus Adapter

4.5" Diamond Dual Blade