60mm dth down the hole hammer

Brand Name:SOLLROC

Model Number:SD6 shank

Place of Origin:China

...Hole Hammer 6 Inch Hammer Without Footvalve For Shank SD6 Product Description DTH hammers without footvalve can be available. Different out diameters of out cylinder can be available. DTH bits 60mm-381mm for above hammers can be available. Products specifications: Shank Fit SD6 shank Length (less bit) 1182mm Outer diameter 148mm Top sub thread API 3 1/2" REG pin Weight (less bit) 90kg (198lbs) Hole...

Place of Origin:China

Brand Name:MIROC

Model Number:4148301565-4148301569

...DTH Drilling Tools , F Thread 50-60mm DTH Drill Pipe Description In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in direct contact with the drill bit, little energy is lost. This gives DTH drilling a nearly constant penetration rate regardless of hole length. DTH drilling enables drillers to reach hole depths that are double of what top hammer

Brand Name:MING

Model Number:BIT60mm-CIR60

Place of Origin:CHINA

...: Down-the-hole hammers are used in conjunction with KINGDRILLING hammer bits to drill holes through a variety of rocks. Drill hammer bits are made with a spline drive to enable bit rotation in the ground when used with DTH hammers. Drill bits can

Brand Name:QIDELI

Model Number:CIR50-50

Place of Origin:PUTIAN FUJIAN CHINA

...dth bits diameter 50~60mm. 30% speed up than hand hold rock drill machine CIR50 Series dth hammer and bits is a kind of small hole drilling tools.this bits is using on CIR50 series dth hammer. The hole diameter is close to hand hold rock drill machine. but the speed will faster 30% than hand hold rock drill machine. CIR50 series dth hammer...