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138-142mm
7 inch
134-138mm
6 5/8 inch
8mm
25MPa
108-110mm
5 1/2 inch
Hardened casing wall thickness
Expanding Pressure
Internal Diameter
JH has mastered repairing technology and operating technique of Solid Expandable tube in Daqing oil field. down hole tool
Payment Terms: | L/C,T/T |
Brand Name: | JH |
Place of Origin: | Beijing China (Mainland) |
Maxdrill Down the hole hammer & bit QL30. Flat face, Convex and Concave design available. Steable and high quality. Product Show Product Despcription Shank Style Diameter in mm Button angle Approx.weight Part No. QL30 90mm 38° 4.6 MD35-90 100mm 38° 4.8 MD35-100 105mm 38° 5 ...
Come From MAXDRILL ROCK TOOLS CO.,LTD
Maxdrill 240mm Down the hole hammer bit for QL80. Flat face; concave and convex design available. Steable and high quality. Product Show Product Despcription Shank Style Diameter in mm Button angle Approx.weight Part No. QL30 90mm 38° 4.6 MD35-90 100mm 38° 4.8 MD35-100 105mm ...
Come From MAXDRILL ROCK TOOLS CO.,LTD
MAXDRILL Down The Hole Bit: Because of economy and powerful drilling capacity, down the hole hammer become an advanced drilling tool for drilling and mining industries. Down the hole hammers and drill bits are designed together to work in perfect unison, giving high penetration ...
Come From MAXDRILL ROCK TOOLS CO.,LTD