Introduction of Integral Tapered Rock Drill Rod for Cross Chisel Button BitThis Integral Tapered Rock Drill Rod for Cross Chisel Button Bit can be connected with button bits, chisel bits, and cross-type bits.Application of Integral Tapered Rock Drill Rod for Cross Chisel Button BitTapered drill rods are used in granite and marble quarry, gold mine, railway, tunnel, etc. for drillingParameter ofIntegral Tapered Rock Drill Rod for Cross Chisel Button BitModelTaper DegreeDrilling Road LengthShank SizeHex.19mm7°,4.8°,12°0.4m-4.0m83mm,108mmHex.22mm7°,4.8°,12°0.8m-6.0m83mm,108mmHex.25mm7°0.8m-6.0m108mm,159mm
Photos OfIntegral Tapered Rock Drill Rod for Cross Chisel Button Bit