Anchor Drill Bit
Anchor drill bitSpecifications1.high-quality 2.high- elastic 3.rigid 4.automatically adjustable 5.stable6.integral1.30mm coal mining hard alloy drill bit introducationHard alloy drill bits are main tools widely used in percussion drilling. We produce Chisel bit,Website:, cross bit, three-wing bit, button bit and so on. Material: high-class alloy bitCraft: forgingApplication: the drilling of limestone, moorstone, marble; the drilling operation of iron mine, goldmine and so on.2. 30mm coal mining hard alloy drill bit specification NO.specification (mm)drill typeDia.(mm)contact size(mm)127M12/8M14×1.52228M12/8F12×122330M12/8F12×122432M14×1.5/8F12×122534M14×1.5/8F12×122636M14×1.5/8F12×122738T24×512F14×142--3842T24×5/12FT24×5/12FT24×5/12F13-1841165T24×5FT33×4.23FT33×4.23FT42×5.08FT42×5.08FT42×5.08FT55×5.08FT55×5.08BT55×5.08BT55×5.08B35-455--12
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