Name: Top Quality Long Life DHD340 DTH Hammer Bit For Hard Rock Water Well Mining Drilling Low High Air Pressure
Brand: KSQ Technologies (Beijing) Co. Ltd
SKU: DHD340
Price: 508.50 USD
Availability: InStock

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Top Quality Long Life DHD340 DTH Hammer Bit For Hard Rock Water Well Mining Drilling Low High Air Pressure

Product Details:

Place of Origin:	CHINA
Brand Name:	MIROC
Certification:	ISO
Model Number:	DHD340

Payment & Shipping Terms:

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

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Detailed Product Description

Product Name:	4 Inch DTH Hammer Bit	Process:	Forging+Machining+surface Treatment
Bit Face:	Flat Face Bit, Convex Face Bit, Concave Face Bit	Material:	Carbon Steel
Use:	Construction Works , Energy & Mining, Quarry, Water Well Drilling
Highlight:	DHD340 DTH hammer bit for hard rock , water well drilling hammer bit , mining drilling bit with high air pressure

Top Quality Long Life DHD340 DTH Hammer Bit

Designed for hard rock water well mining drilling with optimal performance across low and high air pressure applications.

DTH Drill Bit - Product Introduction

Our DTH drill bits represent our most successful product line, developed through years of continuous innovation and practical field experience. We have established comprehensive expertise in both manufacturing processes and design optimization.

By utilizing premium raw materials, implementing advanced processing technologies, and maintaining rigorous quality control standards, we guarantee that every DTH drill bit delivers exceptional performance and reliability.

These drill bits are extensively applied across multiple industries including geological exploration, coal mining, water conservancy projects, hydropower development, highway and railway construction, bridge building, and general construction engineering.

Product Features

Ingenious Design: Engineered for high penetration rates and extended service life
Application-Oriented Configuration: Multiple bit designs available to suit various rock formations
Superior Wear Resistance: Constructed from high-grade steel with advanced heat treatment for maximum durability
User-Friendly & Cost-Effective: Easy operation and long-term economic efficiency

Technical Specifications - DHD340 Ballistic Button/Spherical Face

Diameter (mm)	Diameter (inch)	Front Buttons	Gauge Buttons	Flushing Holes	Weight (kg)
110	4 3/8	4×14, 2×14	8×14	2	9.3
115	4 1/2	4×14, 2×14	8×14	2	10
121	4 3/4	4×14, 2×14	8×14	2	11
127	5	4×14, 3×14	8×14	2	12
130	5 1/8	4×14, 3×14	8×16	2	14
133	5 1/4	4×14, 3×14	8×16	2	15