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Address: No.9 Kaixuan West Road ，Eeconomic Development Zone，Quzhou city，Zhejiang Province ，China
Contact name:Christina
Hangzhou Kaishan Air Compressor Co., Ltd |
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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
-Button No.: 4,5,6,7,8.
-Brand Name: KAIYU
-Diameter:30/32/34/36/38/40/42/50/53mm
-Material :35CrMoNiV ,Carbide.
-Taper degree:7°,11°,12° .
-Rod Shank:Hex19*108, hex 22*108,
-Machine:Rock Drill, Jack Hammer
-Packaging:Wooden Case
-Delivery time:7-15days
-Certification: ISO9001:2015
-Place of Origin:Taizhou, Zhejiang,China(Mainland)
-Use:Drilling Tools
-Application:Used for Granite and Marble quarry, Gold mine, Railway, Tunnel etc.
| R38 | Diameter | Weight (kg) | |
| mm | inch | ||
 | 64 | 2 1/2" | 1.7 |
| 70 | 2 3/4" | 1.9 | |
| 76 | 3" | 2.5 | |
| 89 | 3 1/2" | 3.7 | |
 | 64 | 2 1/2" | 1.7 |
| 70 | 2 3/4" | 1.9 | |
| 76 | 3" | 2.5 | |
| 89 | 3 1/2" | 3.7 | |
