rock tools tapered drill rod

Excellent Material 28mm 7 Degree 5 Button Bit 38mm Rock Drill Bits 34mm 8 Buttons 7 Degree Tapered Jack Hammer Bits General introduction: Rock Drilling Tools ProDrill, Taper button bit as small hole rock drill bits are different with thread button bit as long hole bit to use taper match with jack hammer bit with rod to be used for air leg or hand held jack hammer driller in quarrying, and mining. Product information: -Name:Tapered Button Bits for quarrying, mining, tunneling

6 Buttons 7 Degree 11 Degree Air Compressor Rock Drill Taper Button Bits Taper Shank Drill Bit Mining Tapered Rock Button Bit About our Products 1.All button bits raw material produced. 2.Simple structure and not broken easily 3.Hole straightness, high speed and deep hole drilling 4.Good flushing effect to ensure high drilling rate Product Description Taper button bit as small hole bit is different with thread button bit as long hole bit to use taper rod to be used for air

34 mm tricone 11 degree 7 degree rock drill bit of mining jack hammer for rock drilling Product Description Taper button bit as small hole bit is different with thread button bit as long hole bit to use taper rod to be used for air leg or hand held jack hammer driller in quarrying,and mining. (1)Connect shank Size: 19, 22, 25 at most (2)Bit Diameter:Diameter 32mm,34mm,36mm, 38mm,40mm (3)Tapered connection: 6 degree, 7 degree, 11 degree, 12 degree etc. SPECIFICATION FOR