LEKOMESH Diamond Core Drill Bits Set - 10pcs Hex shank adapter

SIZE10pcs in total 7pcs 146mm5168mm3810mm125mm13835mm250mm21265mm diamond tile drill bits 1pc 3810mm finger bit 1pc 250mm diamond beveling chamfer bit 1pc Hex shank adapter APPLICATIONDry drillingmillingchamfering for porcelain tile granite marble stone masonry brick Wet drillingmilling can prolong the service life TECHNOLOGYThis tiling installation kit is made of high quality diamond and steel by vacuum brazed diamond technology Provide very high efficiency drilling and milling faster durable and sturdy FEATURESFast and smooth drilling long lifetime less chipping Recommended RPM is 6000 Maximum RPM is 11000 Widely used in Angle Grinder if you want used on hand drill bench drill you can use the adapter included in the bag STORAGEPortable bag included For easy carry and storage and protect of the diamond tools