MINLAYCUT Diamond Core Drill Bits Set 25/35/50/68mm+20MM Finger Bit+50MM Tile Chamfer Bit+Hex Adapter for Porcelain Ceramic Granite Marble

【Package Includes】7pcs in total(M14 thread),4pcs(25/35/50/68mm) diamond drill bits,1pc 20mm drill milling bit,1pc 2" tile chamfer bit and 1pc Hex to SDS shank adapter.Please see the photos for more details. 【Application】Diamond drill bit set for Wet/Dry Drilling/Shaping/Enlaging/Cutting on various materials,like Porcelain Ceramic Tile Granite Marble Stone; Finger bit with six water outlets，designed to facilitate heat dissipation.Box packaging for easy storage and portability.Reasonable product collocation meets most work demands. 【Why choose us】Advanced vacuum brazing production process.More Heavy Duty and Wear Resistant than electroplated diamond bit,provide very high efficiency,cuts faster,durable and sturdy.Vacuum brazing is the most effective and precise way of making diamond tools. It makes the industrial diamond grains permanently brazed to the edge of steel core, creating an unbreakable and extremely heat resistant segments. 【Feature】Advanced vacuum brazing production process.More Heavy Duty and Wear Resistant than electroplated diamond bit,provide very high efficiency,cuts faster,durable and sturdy; U-groove tooth shape, cut sharper, help for chip removal. 【Machine】Compatible with most angle grinder/driller,use the adapter to switch freely between the two machines. Please do not use impact mode if switching to equipment with impact mode.If you have any problem when you use the product, please feel free to contact us for satisfactory customer service.