The ordinary connection taper degree is 7º, 11º and 12º, other degrees like 4.8º, 6º and 9º are also avaliable upon.
Taper drill rod suitable drill bits includes chisel bit,button bit(short skirt and long skirt),cross bit.
Tapered drill rod works with taper drill bits and has different length for various applications, our taper drill rods include carburized,HF-hardened-For sufce drilling. Taper Drill Rod is to increase the surface carbon content of the drill rod through the carburization craft, level up the surface hardness and the overall strength, and increase the service life of the taper drill rod.
Taper drill rod is used for rock drilling, blasting holes and other drilling works in the quarries, coal mines, traffic and other contractions.For low impact rock drills and softer rock formations, a narrow tape range of 7 degrees is used, such asIndian, Saudi’s granite and marble quarry. A comprehensive range of taper button bits, cross bits and chisel bits with 6, 7, 11, 12 degreetaper.
We have professional production, professional certificates to ensure product quality, professional packaging and transportation packaging product safety.Our products are made in China with very good raw materials. we provide 24-hour consultation and after-sales service.If you have any needs or questions about the taper drill rods or other rock drill tools, you can contact us, We have various types of drill bits,rock drill rods and our quality is absolutely reliable.
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