Gss верхние молотковые инструменты буровое долото R32 резьба

1. Q：Are you manufacturery or trade company?
A:We are manufacturer, has more than 60 years of professional production experience .Products including DTH Hammer and Bit、Drill Pipe Casing System、Tricone Bit、Top Hammer Drill Rod、 Drill Bit、Tapper Button Bit and Rod、 Integral Drill Rod etc.

2.Q: Do you offer warranty on your products?
A: Yes. For different products we offer different warranty that cover all manufacturing defects in materials and workmanship. The longest period of warranty is 6 months after shipping date.

3、Q: How is your quality control?
A: We have our own experienced QC.There will be strict inspection and testing for every order before shipping out.

4.Q: How long is your delivery time?
A: 1-3days for the products in stock； regular order delivery in 2-3weeks.

5.Q: After Services:
A: (1) Our sales team will response for your question within 24 hours (Holidays included).