潜孔比特

M80-203mm/M80-216mm/M80-235-305mm 潜孔钻头

M60-152mm/M60-165mm/M60-178-254mm潜孔钻头水井

M50-138mm/M50-146mm/M50-152mm/M50-165/M50-178/M50-185mm 钮扣孔钻头

M40-4.5”/M40-105mm/M40-110/M40-115/M40-120/M40-125/M40-130 潜孔钻头

DHD380/DHD8A/8”/8英寸203-315mm /8”-12 2/5”下孔钻头

DHD360/DHD65A/6”/6 英寸 152/165/6 1/2”/178-254mm 潜孔钻头

DHD350/DHD55A/5”/5英寸138/146-203mm潜孔钻头

DHD340/DHD45A/4”/4英寸105/110/115/4.5”/120/125/130mm潜孔钻头

DHD35A/3.5”/3.5 英寸 90/95/100/105 潜孔钻头/球齿钻头

CIR150A-155/CIR150A-165 /CIR150A-180/CIR150A-200 球齿潜孔钻头

CIR110A-110/CIR110A-120 /CIR110A-130/CIR110A-140/CIR110A-150dth 钻头

CIR90-90/CIR90-100 /CIR90-110/CIR90-120dth 钻头