button rock drill bit 76mm

... LONGYEAR. 2.Type: Hot-press inserting . With the top quality of alloy steels imported from USA and the best carbides made in China, we produce all...

Manufacturers & Suppliers - Tools from China. Jinquan is committed to produce th...

... T38 Normal Description Thread made with high quality of best quality alloy steel bar and tungsten car...

... Thread For Underground Mining Thread are made by high quality alloy steel bar and tungsten carbide in...

...-hard to hard abrasive formations (between 200 Mpa to 260 Mpa compressive strength).Featuring spherical tungsten carbide inserts that is known...

... with a wide selection of head diameters from 26mm to 48mm . With carbide hot pressed on the skirts , tapered ha...

... Retract Thread T38 Retract most popular size:64mm,70mm,,89mm Characteristics 1. Reaming Drill B...

... T38 Thread for Hard Diameter Our T38 Thread : Diameter: 43mm, 45mm, 48mm, 51mm, 57mm, 64mm Skirt bod...

... to customers' requirement. We can manufacture the following types: A. Taper Tapered (28mm, 30mm, 32mm, 33mm, 34mm, 36mm, 38mm...

... 89mm T45 Hard ISO Threaded include general,retrac and reaming three series,with stronger -fixing abilit...

Product name: R32 diameter 45mm thread DTH button bit for blast hole drilling Product category: DTH thread button drill bit Matched connection: R38 Di...

... Br1 DTH For Product specifications: Type Dia(mm) No Air Holes Guage Front Weight(kgs) Part...

R51 Solid Rock Drilling TC Button Bit Self Drilling Anchor Bar ESS Type Machined Features SupAnchor Self Drilling Anchor System is suitable for workin...

... T45 Diameter Dome Flat Thread Specification: • Thread: T45 • Diameter:89mm • Gauge:8×12.7mm • Front:5×12.7mm • Ski...

ND25 ND3.5 ND45 ND55 ND65 ND85 ND1120 ND DHD COP Hard Rock Drill Bit Specifications DHD Head shape Diameter (mm) Number of vents NO X button diamter w...