Name: QL50-130mm DTH Hammer Drill Button Bit with Tungsten Carbide Teeth for High-Pressure Water Well Drilling
Brand: KSQ Technologies (Beijing) Co. Ltd
SKU: QL50-130mm
Price: 508.50 USD
Availability: InStock

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QL50-130mm DTH Hammer Drill Button Bit with Tungsten Carbide Teeth for High-Pressure Water Well Drilling

Product Details:

Place of Origin:	China
Brand Name:	MIROC
Certification:	ISO
Model Number:	QL50-130mm

Payment & Shipping Terms:

Minimum Order Quantity:	1
Delivery Time:	20-30
Supply Ability:	3000

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Detailed Product Description

Type:	DTH Drill Bit	Bit Face:	Flat Face Bit, Convex Face Bit, Concave Face Bit
Process:	Forging+Machining+Surface Treatment	Button Shape:	Spherical/Ballistic/Conical Bottons
Surface Treatment:	Spray-Paint	Manufacturing Process:	Forging
Highlight:	130mm Diameter DTH Hammer Drill Bit , High-Pressure Resistant Button Bit , Tungsten Carbide Teeth Down-the-Hole Drill Bit

QL50-130mm DTH Hammer Drill Button Bit for Water Well Drilling

The QL50-130mm DTH (Down-the-Hole) drill bit is an industrial-grade drill designed specifically for use with the 5-inch QL50 impactor. With a typical diameter of 130mm (5 1/8"), this robust tool is widely used in demanding hard rock drilling operations including mining, quarrying, water well drilling, and construction engineering.

Technical Specifications and Features

Applicable Diameter: QL50 series drill bits typically range from 130mm to 165mm
Operating Pressure: Recommended for high-pressure environments of 10-25 bar (1.0-2.5 MPa); some models can withstand higher impact energy
Materials and Construction: High-quality alloy steel body with high-performance tungsten carbide ball teeth, forged and heat-treated for enhanced fatigue and wear resistance
Efficiency Performance: Under specific geological conditions, achieves average drilling speeds up to 30 cm/min with service life exceeding 500 meters

QL50 Drill Bit Specifications

Type	Diameter (mm)	Diameter (inch)	Button Configuration	Gauge Buttons	Face Buttons	Shank Length (mm)	Part Number
Spherical button/Concave face	130	5 1/8	4×14,3×14	8×16	2	14	4148301331
	133	5 1/4	4×14,3×14	8×16	2	14	4148301332
	140	5 1/2	4×14,4×14	8×16	2	15	4148301333
	146	5 3/4	4×14,4×14	8×16	2	15.8	4148301334
	152	6	4×16,4×16	8×18	2	18	4148301335
Ballistic button/Convex face	130	4 3/8	3×14,4×14	9×16	3	14	4148301336
	133	4 1/2	3×14,4×14	9×16	3	14	4148301337
	140	4 3/4	3×16,4×16	9×16	3	15	4148301338
	146	5	3×16,4×16	9×16	3	15.8	4148301339
	152	5 1/8	3×16,5×16	9×18	3	18	4148301340
Spherical button/Flat face	130	4 3/8	7×14	8×16	2	14	4148301341
	133	4 1/2	7×14	8×16	2	14	4148301342
	140	4 3/4	7×14	7×18	2	15	4148301343
	140	5	8×14	9×16	3	15	4148301344
	152	5 1/4	8×16	9×18	3	18	4148301346