Product Description
taper connected type:6,7,11,12degree A. Apply to all kinds of quarry. B. Economy prices and durable quality. C. All our customers satisfied with it. D. Easy operat Products Name: Drilling cross bits with competitive prices Products Features: The taper cross bits can be used under any rock drilling condition because of it's comprehensive adaptability. Compared with taper chisel bits, taper cross bits have a better drilling performance because carbide tips on Cross bits doubled, which means carbides shape are cross type on drill bits. Taper cross bit is mainly used for Hard or very hard rock formation. NOTES: To ensure the normal service life, the taper drill bits need to be matched well with taper drill rods, the taper Degree must be the same between taper drill bits and taper dill rods; The penetration depth of taper drill rods Which into the taper hole of taper dill bits should be over 25mm, and the head of the taper drill rods should Not touch the bottom of the taper of taper drill bits, otherwise the taper drill bits would be lost easily during Operation.