The taper-joint hard alloy bits of our company includes: straight bits, cross-shaped bits, three-blade bits, spherical tooth type bits and drill tools of drilling machine as well as other series of products. Bits are made of high quality alloy steel in precision forging process, choose different alloy grades and product types based on different rock condition, straight horseshoe bit are suitable for all kinds of rock grades, such as limestone, granite and marble; also suitable for the rock drilling engineering of the iron ore, gold ore, etc..If the bit is more inclined to be stuck in rock drilling, please replace the straight bit to the cross-shaped bit or spherical tooth type bit.Name of product      Diam     (mm)      Tip size(mm)Taper      Weight      (Kg)P/NGauge      Button bits383×870.29ZQ38B-722403×970.39ZQ40B3-722433×1070.41ZQ43B3-722      Button bits284×7120.22ZQ28S-1222324×8120.27ZQ32S-12224×870.27ZQ32S-722384×9120.37ZQ38S-1222404×10120.40ZQ40S-1222      Button bits325×7120.28ZQ32C3-1222355×8120.35ZQ35C-1222385×8120.36ZQ38C-1222415×9120.45ZQ41C-1222

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