Down The Hole High Air Pressure Ql50, 60 DTH Bit, Drilling Bit

• Certification: CE
• Surface Treatment: Nitriding Treatment
• Manufacturing Process: Forging
• Material: High-Quality Hard Alloy, Best Quality Steel
• Formation: Soft-Hard Formation
• Advantage: Ore Mining, Coal Mining, Well Drilling
• Model NO.: QL50, QL60
• Application: Rock Drilling, Core Mining, Well Drilling
• Color: Blue, Golden, Black, Red, Customize
• Usage: Small Hole Drilling, Gas Deep Hole Drilling, Boreh
• Name: China Made DTH Hammer Bit HD55A Drill Bit
• Transport Package: Standard Export Packing.
• Specification: QL50, QL60, QL80
• Trademark: QIDELI
• Origin: China
• HS Code: 8412
• Production Capacity: 7000 Pieces/Month

Product Description

OVERVIEW

Material: tungsten carbide

Color: blue, black, golden, red

Model: QL50, QL60, QL80 

Application: mining industry, energy, metallurgy, geology, coal, water conservancy, chemical industry and road construction.

DOWN THE HOLE QL50, QL60 DTH DRILL BIT FOR 4 INCH DTH HAMMER SPECIFICATION: 
 

Drill bit	Bit diam. mm	Nos. air hose	Gauge button	Front button	Weight
QL40	105	2	6Xφ14	5xφ13	9.0
QL40	110	2	7xφ14	6xφ13	9.2
QL40	115	2	7xφ14	6xφ13	9.5
QL40	120	2	8xφ14	7xφ13	10.3
QL40	127	2	8xφ14	7xφ13	11.5
QL50	135	2	7Xφ18	6xφ14	15.5
QL50	140	2	7xφ18	7xφ14	16
QL50	146	2	7xφ18	7xφ14	16.5
QL50	152	2	8Xφ18	8xφ14	17
QL50	165	2	8xφ18	8xφ16	18

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

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.