Super Quality 32mm, 34mm, 36mm, 38mm, 40mm 7 Buttons 8 Button 7 11 12 Degree Tungsten ...

• After-sales Service：1 Years
• Warranty：1 Years
• Certification：CE, ISO 9001:2000, ISO 9001:2008, API
• Standard：AISI, ASME, BS, ANSI, JIS, GB, GOST, ASTM, DIN
• Surface Treatment：Polishing
• Manufacturing Process：Forging

=== Base Info ===

• Model NO.：32mm, 34mm, 36mm, 38mm, 40mm, 42mm
• Material：Tungsten Carbide, High Manganese Steel
• Diameter：20-90mm
• Processing Type：Forging
• Use：Coal Mining,Quarry Drilling or Well Drilling
• Transfer：Air,Sea,Express
• Color：Request
• Advantage：High Performance
• Product Name：Down The Hole (DTH) Bit
• Face Design：Flat;Convex;Concave
• Inserts Design：Spherical; Ballistic; Parabolic
• Transport Package：Wooden Box or as Customers Inquire
• Specification：7° , 11° , 12°
• Trademark：PANDA
• Origin：Shandong China
• HS Code：82071990
• Production Capacity：20000 Pieces , Week

=== Description ===
1~455~90mm343638404244464850



FAQ:

Q1: Can I have a sample for testing?

A:Samples are still to be paid but discounted price can be provided. 

Q2: Do you have the inspection procedures?

A:100% strict inspection and testing for every order before packing.

Q3: How can i get the after sale services?

A:Free replacement will provide once the problems casued by our product quality.

Q4: Can I have a visit to your factory before the order?
 

A: Sure, welcome, here is our address: Yantai, Shandong.
 

CONTACT: