QL60 DTH hammer Button Bits, QL60 DTH Button Bits, QL60 DTH Bits is the shank with foot value.

Down the hole(DTH) tools manufacturer STAROCKDRILL supply DTH Drill Bits with QL shank type are available in a wide range of sizes 

and with a number of custom design features for optimum performance in a rock formation, 

which are designed to match all conceivable applications for water well industries, mining and construction.

Rock drill bits Shank type:QL30,QL40,QL50,QL60,QL80,

DTH hammer bits hole diameter: 3'', 4'', 5'', 6'', 8''(85mm-350mm).

 All our DTH drill bits are CAD designed, CNC manufactured for perfect bits body, and multiple heat-treated to enhance hardness, 

surface-compressed for fatigue resistance, all thus to extend the product life for maximum wear and performance in the toughest of drilling conditions. 

Moreover, all these bits are also made from high quality alloy steels and fitted with premium quality tungsten carbide tips for superior penetration rate.

STAROCKDRILL commonly has three basic bits head designs: Flat Face, Convex and Concave. These are designed for specific applications for all rock types, 

hardness’s and conditions.

STAROCKDRILL Manufacturing higher quality DTH Bits with QL60/QL60A shank, which can be designed with customers’ requirements. 

This shank have foot value and without foot value.

Advantages:

1.More stable drilling at work.

2.Avoid some problems which the air compressor is not stable

3.The drilling holes are straightly

4.Easy operation and replaced other brand

How to order:

DTH BITS: BIT SHANK + DIAMETER (NEED FOOT VALUE OR NOT) 

(We are customizing customer on bit face and button shape)