Cross Type Bit:
The cross drill bit is widely used to boring and drilling in the industries of mineral-quarrying, stone-quarrying, water conservancy, transport, military industry, geology and civil engineering and so on. Cross drill bit is suitable for various geological conditions.
------Main Features
★ Excellent drilling penetration
★ Used in very hard or hardest rock formation
★ Adequate for various construction conditions
★ Strong corrosion resistance
★ Tapered connection: 7 ° , 11°
★ Thread connection: R22 R25 R28 R32 T38 T45 T51
★ Diameter: 25mm-127mm