100-DHD3.5 high pressure DTH Drill Bit Factory direct sales
We can supply all series of drilling equipment and drilling tools
By using high-quality raw materials, utilizing advanced craft technologies and imposing strict quality inspection, the product range covers:Down the hole hammer and bits(DTH Hammers and dth bits),drill pipes, threaded drilling bits, reverse circulation hammers and bits, shank adapters and coupling sleeves, drilling rig, air compressor and spare parts for drill equipment.

-----------------------------------------------FAQ----------------------------------------------------------
Q: What is the detailed size of this 100-DHD3.5 high pressure DTH drill bit ?
A: Please reference above specialfication sheet
Q: What kind of rock drilling tools can you provide?
A: We have an abundant product porfolio,covering down the hole(DTH)hammers and bits,top hammer tools,casing systems,and related accessories
Q: Do you provide tailorder services?
A: Of high pressure DTH drill bit or other types we need according to your details requirements
Q: Do you have the inspection procedures?
A: 100% strict inspection and testing for every order before packing
Q: Can i have a visit to your factory before the order?
A: Sure,welcome to visit us,we are in Zhuzhou city, Hunan province China