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3½" T45 Thread Retarc Button bit

3½" T45 Thread Retarc Button bit
34mm Tapered Drill Bit

34mm Tapered Drill Bit
Tapered Button bit for Hex 25 drill rod

Tapered Button bit for Hex 25 drill rod
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Shank adapter for FURUKAWA HD609-STD drill rig
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Shank adapter for FURUKAWA HD260 drill rig
38mm Tapered button drill bits for hard rock drilling
34mm tapered button bits drill bit for hard rock drilling
38mm Tapered button drill bits for hard rock drilling
34mm tapered button bits drill bit for hard rock drilling

38mm Tapered Drill Bit

38mm Tapered Drill Bits for Hard Rock Drilling

7 Buttons,Boart Longyear style

Inner hole Zinc Coated Or Copper Sleeve

  • Tapered 7,11,12
  • Application Construction drilling;Drifting, tunneling and bolting;Underground production
  • Diameter 38mm
  • Buttons 7
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product details

Tapered button bit as small hole bit is different with thread button bit as long hole bit to use taper match with bit with rod to be used for air leg or hand held jack hammer driller in quarrying,and mining.


The wear resistance of the tapered bit manufactured by KAT drilling tools is increased by 30%, the service life is longer, and it is suitable for different rocks.


38mm Tapered Drill Bit,Boart Longyear style,7 buttons

Description :

(1)Connect shank Size: Φ22

(2)Bit Diameter:Diameter 38mm

(3)Tapered connection: 7 degree, 11 degree, 12 degree etc.

(4)Material︰Alloy Steel Bar 45CrNiMoV,50R61, Tungsten Carbide Tips YK05 or T6.

(5)Button Shape︰ Ballistic Face Type︰ Flat Face; Bit Body︰Standard

(6)Qty of button: 7 pcs

(7)main market: India, Saudi, Chile, South Africa,stone country consume too much

34mm tapered button bits drill bit