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T38-76mm Thread Button Drill Bit for Hard Rock Product Item：60143846275 Model Number: R22, R25, R28, R32, R38, T38, T45, T51
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T38-76mm Thread Button Drill Bit for Hard Rock Product Item：60143846275 Model Number: R22, R25, R28, R32, R38, T38, T45, T51
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Get PriceTapered Rock Drill Bits we have three types: taper chisel bit, taper cross bit and taper button bit. It's suitable for H22mm and H25mm taper rock drill rods use. It have three taper degree: 7°, 11°, 12°. It's widely used for hard rock (f=8~18) drilling use. Taper button bits is the best sales product.
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Get PriceTapered cross bit Used under any rock drilling condition and mainly used for hard or very hard rock formation because of it's comprehensive adaptability. Compared with taper chisel bits, taper cross bits have a better drilling performance because of carbide tips on cross bits doubled, which means carbides shape are cross type on drill bits.
Get Price2020-11-3 · Through heat treatment, our drilling tools are tough enough to meet rock drilling demands and have the least loss of energy while drilling the rocks.In addition, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock.
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Get Price2019-5-23 · Sinic Rock Drilling Tools Co.,Ltd. was established in 1997, located in Liaocheng, Shandong Province, China. We are one of the biggest production bases of all kinds of rock tools, mainly produce 'sonquer drill' brand rock drilling tools, including threaded button bits, tapered button bits, cross drill bits, chisel bits, down the hole DTH bits, DTH hammers, extension drill rod, …
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