• Model NO.：Tapered button
• Color：Red, Black, Yellow
• MOQ：50PCS
• Carbide：Yk05,Kd10h
• Transport Package：Wooden Pachage
• Specification：HIGH QUALITY
• Trademark：PRODRILL
• Origin：China
• HS Code：82071990
• Production Capacity：1000PCS,Months

T ungsten carbides tapered drill bitTypesR ock cross drill bit, Tapered cross bits, Tapered button bits/ 34mm button drill bitApplication::U se in granite and marble quarry, gold mine, railway, tunnel, etc. for drillingFeature:Tapered drill bits connect tapered drill steel of rock drill for drilling holesMaterial:High quality carbide and high quality steelMOQ:5pcsWe can design and  manufacture  according to your  requirement  of diameter, number air holes and carbide button shape.Types of drill bitsDiameter          (mm)Taper Angle (Degree)Length       (mm)Tapered chisel bits20/22/28/30/32/34/36/38/404 degree/ 6 degree/ 7 degree/ 11 degree/ 12 degree50/55/60/71/80Tapered cross bits24/26/28/30/32/33/34/35/36/3/38/40/42/48/50/5550/55/60/71/80Tapered button bits28/29/30/32/33/34/35/36/37/38/40/41/42/4550/55/60/71/80