Name: High Quality QL50 130mm Shank Adaptor Drill Steel Foot Valve Carbide Tungsten Bit For Construction Quarry Top Hammer
Brand: KSQ Technologies (Beijing) Co. Ltd
SKU: QL50 130mm
Price: 165 USD
Availability: InStock

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High Quality QL50 130mm Shank Adaptor Drill Steel Foot Valve Carbide Tungsten Bit For Construction Quarry Top Hammer

Product Details:

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

Payment & Shipping Terms:

Minimum Order Quantity:	1
Price:	165
Packaging Details:	Wooden cases
Delivery Time:	20-30
Payment Terms:	L/C,D/A,D/P,T/T,Western Union
Supply Ability:	3000

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Detailed Product Description

Model NO.:	QL50-130mm	Surface Treatment:	Spray-Paint
Material:	Carbon Steel And Carbide	Bit Face:	Spherical,Concave,Flat
Application:	Water Well Drilling ,mining,quarrying,construction	Matched DTH Hammer:	QL50
Color:	Customer's Requirement	Weight (KG):	15
Advantage:	High Performance	Usage:	Mining Rock Drilling
Highlight:	130mm shank adaptor drill bit , tungsten carbide hammer drill bit , construction quarry steel foot valve

High Quality QL50 130mm Shank Adaptor Drill Steel Foot Valve Carbide Tungsten Bit

Professional DTH bit designed for construction, quarry, and top hammer drilling applications.

DTH Bits for Mining & Blast Hole Drilling

Down-the-Hole (DTH) bits are essential components for mining, quarry drilling, water well drilling, and blast hole applications where high penetration rates and reliable performance are critical.

DTH bits are engineered for efficient rock penetration, extended service life, and stable operation in demanding hard rock environments.

Product Specifications

Bit Dia. (mm)	Bit Dia. (inch)	Front Buttons	Gauge Buttons	Flushing Holes	Weight (kg)	Part Number
Spherical Concave Face
130	5.125	4x14, 3x14	8x16	2	14.5	4148301347
133	5.25	4x14, 3x14	8x16	2	14.5	4148301348
140	5.5	4x14, 4x14	8x16	2	15.5	4148301349
146	5.75	4x14, 4x14	8x16	2	15.6	4148301350
152	6	4x16, 4x16	8x18	2	16.5	4148301351
Ballistic Convex Face
130	5.125	3x14, 4x14	9x16	3	14.5	4148301352
133	5.25	3x14, 4x14	9x16	3	14.5	4148301353
140	5.5	3x16, 4x16	9x16	3	15.5	4148301354
146	5.75	3x16, 4x16	9x16	3	15.6	4148301355
152	6	3x16, 5x16	9x18	3	16.5	4148301356
Spherical Flat Face
130	5.125	7x14	8x16	2	14.5	4148301357
133	5.25	7x14	8x16	2	14.5	4148301358
140	5.5	7x14	7x18	2	15.5	4148301359
140	5.5	8x14	9x16	3	15.5	4148301360
146	5.75	8x14	9x16	3	15.6	4148301361
152	6	8x16	9x18	3	16.5	4148301362

Design & Manufacturing

Materials: High-quality alloy steel with premium tungsten carbide buttons
Durability: Designed to withstand heavy impact drilling and abrasive rock formations
Optimized button arrangement: Improves energy distribution, maintains hole straightness, and reduces vibration

DTH Drilling System Advantages

In DTH systems, the hammer sits directly behind the bit, transferring impact energy efficiently to the rock surface. This design minimizes energy loss and boosts productivity compared to conventional methods.