<![CDATA[EC21 Product Catalogs - center drill bits]]> <![CDATA[BESTONE Thread Button Bits T45 102mm Top Hammer Drill Bit, Retrac Bit, Drop Center Bit]]> <![CDATA[HT60((GT60/T60/EL60) Thread Button Bit 92/102/115/127/140mm Standard/Retract]]> <![CDATA[API Standard AISI 4145H Mod 6-1/2]]> <![CDATA[5 Blades 12 1/4]]> <![CDATA[76mm T38 Tungsten Carbide Thread Button Bit/Rock Drilling Tools for Mining and Tunneling]]> <![CDATA[TCI(Tungsten Carbide Insert) Tricone Drill Bit for Hard Rock Formation Blasting Using]]> <![CDATA[8 1/2]]>