small drill bit

Thread Button R25 Button R25 Tungsten carbide metal hole tools R25 Button s, normal skirt. Diamet...

... 7 degree Hex 19 28mm 30mm for Gound Tapered Chise is suitable for mining,quarring,tunneling and so on. It is widel...

... , Impregnated Core Bore Diamond Cutting Core For Rock formations, Impregnated , T2 - 56 mm surface sets core Detaile...

Hole T11 ° Tapered rock tool cross type excellent ing performance Product description hole tapered ground b...

Hole T11 ° Tapered rock tool cross type excellent ing performance Water Well description hole tapered ...

... Rock Chisel Cross Button For Hole Operation Tapered are Ideal for short hole & blast, a...

Rock 40mm 8 Buttons Tungsten Carbide Taper Rock Button JCDRILL Tapered Button Product Description JCDRILL tapered ...

... has the advantages of hard and durable from diamond, but also has the advantages of high impact resistance and big blade from hard alloy. It great...

Hole Water Well Machine Parts BR2 Down The Hole water well machine parts down the hole 1'' 2'' Middle Ai...

... of hole sizes, which have been designed to match all conceivable applications for water well industries, mining and construction. DTH is our c...

... hole saw tools, also called Diamond Core , Diamond Hole Saws or Bonded Diamond . They are often widely used to kinds of ...

... for Quarry Tungsten Carbide Rock Q8-34-722-65 specification: diameter Ø34mm Length:65mm Carbide Button: 8pcs fr...

...o has a longer life than the diamond . The speed is low, the centrifugal force is , and the impact of the tool on the hol...

... Rock Product Characteristic: 1. Button taper angle: 4°,4°46″,6°,7°,11°,12° 2. Length: 50/55/71/80 mm 3. Diameter: 20-45...

... twist , center , deep hole and other ; the other is reaming , including countersink and oth...

... also have a wide range of applicability. It can be used to materials of various hardness, including wood, metal, and plastic. Whet...

... high-compressive strength, medium hard formations. A amount of cone offset and low insert projection is used to prevent cutting structure da...

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

... Diamond Core Standard Size We specialized in manufacturing Rods, Casings, Core barrels, Diamond , Reaming shells...

... tool cross type 7°excellent ing performance Product description hole tapered ground are the most popular t...