T38, T45, T51 Retrac Bit, 3.5" Retract Bit, Flat Face or Concave for Rock Drilling

• Customization: Available
• Certification: CE
• Standard: AISI
• Model NO.: T38, T45, T51
• Surface Treatment: Nitriding Treatment
• Manufacturing Process: Forging
• Material: Carbon Steel
• Formation: Soft-Hard Formation
• Usage: Small Hole Drilling, Gas Deep Hole Drilling, Boreh
• Advantage: Ore Mining, Coal Mining, Well Drilling
• Color: Blue, Golden, Black, Red, Customize
• Application: Rock Drilling, Core Mining, Well Drilling
• Name: Top Hammer, T38, T45, T51 Retrac Bit
• Transport Package: Standard Export Packing.
• Specification: 30-42mm
• Trademark: QIDELI
• Origin: China
• HS Code: 82071990
• Production Capacity: 20000 Pieces/Month

Product Description

QIDELI is an engineering company in mining and rock excavation.
- We offer THE COMPLETE SOLUTION including drill bits, DTH hammer, drill rods, shank adapters, accessories and added value services. 
- We offer top hammer equipment for every application, such as underground mining and quarries, road and construction. 
- We've been involved in the mining industry for 20 years. We look for excellent performance in our products and service. 
- We provide good quality and better price drill tools, that means excellent hole quality and low-cost drilling for you. 

RETRAC BIT SPECIFICATION: 
 

Bit diameter mm	Button Nos.		Connect thread
	Gauge button	Front button
51	4	2	R32
64	6	3	R32, T38
76	7	4	T38
76	8	6	T45
78	8	5	T38
89	8	6	R32, R38, T45, T51
102	8	6	T45, T51
105	8	6	R38
115	8	7	R38, T51
125	8	8	R38
127	8	8	T51

DELIVERY
- We can delivery in 2-3 days if we have products in stock, special design and customize products need 20-30 days. 
- We can delivery according to customers' requirement, by sea, by air or express. We have long cooperation with DHL, TNT, EMS, UPS, FedEx. 
- Standard export packing. Wooden boxes, plastic boxes, carton packing, all with anti-collision foam.





OUR MAIN PRODUCTS




OEM SERVICE 
DTH hammer:
3'' DTH hammer: DHD3.5, COP34, COP32, MISSION 30, BR3, MACH303.
4" DTH (down-the-hole) hammer: DHD340/COP44, COP42, QL40, SD40, MISSION 40, XL40, MACH44. 
5" DTH (down-the-hole) hammer: DHD350/COP54, COP52, QL50, SD5, MISSION50, XL5.
6" DTH (down-the-hole) hammer: DHD360/COP64, COP62, QL60, SD6, MISSIO60, XL6.
8" DTH (down-the-hole) hammer: DHD380, QL80, SD8, MISSION80
 
DTH hammer bits:
3" DTH hammer bits (90-105mm), shanks: DHD3.5, COP34, COP32, MISSION 30, BR3, MACH303.
4" DTH hammer bits (105-130mm), shanks: DHD340/COP44, COP42, QL40, SD40, MISSION 40, XL40, MACH44. 
5" DTH hammer bits (130-152mm), shanks: DHD350/COP54, COP52, QL50, SD5, MISSION50, XL5.
6" DTH hammer bits (152-171mm), shanks: DHD360/COP64, COP62, QL60, SD6, MISSIO60, XL6.
8" DTH hammer bits (200-305mm), shanks: DHD380, QL80, SD8, MISSION80
 
DTH rod range:
Drill rods diameter range: 76mm, 89mm, 102mm, 114mm, 127mm
Length: 1000mm, 1500mm, 2000mm, 3000mm, 4500mm, 6000mm, 7620mm, 8100mm, 9140mm, 10670mm
Thread: API IF2 3/8", API REG2 3/8", API IF2 7/8", API REG2 7/8", API IF3 1/2", API REG3 1/2"

OEM SERVICE: 
As an original equipment manufacturer, drilling tools from QIDELI meet the highest engineering standards in order to be productive in the toughest working environments.
We are continuously improving our service offering to meet the market demand. Please contact us to find out which model is available on your market.



Honor: 
- SGS field certification manufacture. 
- Directory membership unit of the national industry association.
- Having multiple design patent.