WEBFeb 2, 2021 · DRILLMASTER heavy duty type, design for drilling and tunnel, boring in extremely hard rock and concrete. Another carbide bullet teeth C30 block, accepts our C31, C31HD, C32, U40HD,...
WEBFor trenching, sawing, augering, and tunnel boring in soft to hard rock and concrete. Carbide tip (9.5mm diameter) and steel nose design provide strength and long tool life....
WEBC31 Series Bullet Teeth For Rotary Drilling. Application: Suitable for drilling in strong/middle/weak weathered rock of foundation piles. Material: Tungsten carbide:...
WEBApplication. Depending on the cutting condition and the machine types, these tungsten carbide drill bits are typically used on drilling buckets, rock and dirt augers, core...
WEBNov 17, 2023 · Rotary drilling bit is applied to all kinds of soft and hard soil layer, rock and concrete layer, with conical teeth body design and has strong penetrating performance....
WEBBullet Teeth B47K C31 Drilling Bits For Drill. Application: Suitable for drilling in strong/middle/weak weathered rock of foundation piles. Material: Tungsten carbide: YG11C, HRC88-92 + 42CrMo....