Type: button bits, chisel bits, cross bits Model Number: X,XX,EX,EXX,EC,ECC,ESF,ESSF,ESD,ESSD,EY,EYY DingRun High Quality  Drill Bits1)Business Type: Manufacture and sale

2)Min. Order: 2000 pieces

3)Type:X,XX,EX,EXX,EC,ECC,ESF,ESSF,ESD,ESSD,EY,EYY       

 

Self-drilling Anchor Drill Bit

Specification:

1)It's the most crucial part 2)It is responsible for the productivity of the installation. 3)The quality is stable.

We can offer a large range of drill bits to suite the changing geology encountered durig project, the details are as follows:

Size	Description	R25N	R32L/N/S	R38N	R51L/N	T76N/S
X	Forged cross-cut drill bit	Φ42/51	Φ51
XX	Two stage cross-cut drill bit			Φ110	Φ110	Φ130/Φ175/Φ200
EX	Cast hardened cross-cut drill bit	Φ42/51	Φ51/Φ76	Φ76/90		Φ130
EXX	Tungsten carbide cross-cut drill bit	Φ42	Φ76
EC	Hardened tri-crescent drill bit		Φ51
ECC	Tungsten carbide tri-cresent  bit		Φ51
ESF	Cast/hardened button drill bit		Φ51	Φ76	Φ100
ESSF	Tungsten carbide button drill bit		Φ51	Φ76	Φ100	Φ120
ESD	Cast/hardened button drill bit				Φ115
ESSD	Tungsten carbide button drill bit			Φ115	Φ115
EY	Hardened tri-crescent drill bit		Φ76	Φ76
EYY	Hardened tri-crescent drill bit		Φ76	Φ76/90

General Introduction

Jiangyin Dingrun Precision Steel Tube Co. Ltd. (JYDR) is one of the leading manufacturers, exporters and importers of PRECESION STEEL PIPES & TUBES, based in Jiangyin city, Yangtze River Delta, China. The factory locates alongside the Xicheng River of Yuecheng Town, which is the most developed region in China. Huning highway, Yanjiang highway, Xicheng highway, Xinchang railway run across the beautiful city. Wuxi Shuofang and Changzhou Benniu airports are 20km distance from JYDR.

JYDR contributes the engagement in R&D, manufacturing and international trade of precision steel tubes, and has more than 3500 tons’ manufacturing capability. The products focus on round and profiled cold-rolled precision steel tubes, machinery spare parts. Our manufacturing range rates within sizes of inner diameter from 10mm to 120mm, of thickness from 0.5mm to 18mm, of the precision ±0.03mm, and of inner surface roughness Ra0.4-0.6. The types of steel tubes include 10#, 20#, 35#, 45#, 160Mn, 20GrMo, 35GrMo, 40Gr. The products have the characteristics of small-sized, heavy-wall thickness, high precision, inner or outer special shaped profiles. They are widely adept in auto, hydraulic machinery, gas spring system, shock absorbers, precision instruments, anchoring machinery and construction machinery. JYDR supplies precision tubes and a lot of spare parts for global incorporations.

JYDR passed the ISO9001 in 2006.

JYDR brings in advanced manufacturing technique and equipments, implements ISO9001 quality system codes, operates effective management model, confirm to systemic value and vision. Exceeding customers’ expectations is our most important target..

JYDR welcome domestic and overseas customers for Win-Win businesses.

DingRun High Quality Drill Bits