Quarrying Rock Drilling Bits Hex 22mm Taper Bit 34mm With 6 Buttons

Quarrying rock tools drill mining taper rock drilling bits 34 mm button bit

1 Product description of Rock Drilling Bits

Material - 45CrNiMoVA we use to produce our tungsten carbide and YK05 cone drill bit   , both of which are world famous drill production materials .

Advanced technology --- we produce round cone drill bit hot pressing technology , which is currently producing cone drill round of the most advanced technology  .

When the permeability decreased or carbide signs of damage , should be re-grinding button drill
Fixed grinding program will usually bring good working practices .

For example , check bits , and then again at the shift end milling or after a certain number of holes. Premature grinding is not necessarily uneconomic , because less needs worn carbide . The best reground and not damaged and reduced productivity .
Correct grinding greatly increases the service life of the drill bit. But equally important , it also improves the performance of the entire drilling operation , especially straightness of the hole .

Grinding cone drill holes is the most popular cone drill bit having a head diameter selected from a variety of 48 mm to 26 mm . With carbide drill thermocompression scalloped skirt portion , the tapered scalloped drill bit having good properties and excellent in life .

2 Product Data​ of Rock Drilling Bits

We produce various tapered button bits of different degrees as follows :

Bit diameter : 32mm ~ 41mm;
Tapered degree : 4°46’ , 6° , 7° , 11° , 12° ;
Shank sizes: Hex . 19mm , Hex , 22mm and Hex . 25mm ;
Buttons configuration : 4 buttons , 5 buttons , 6 buttons , 7 buttons , 8 buttons