12mm HWL Impregnated Diamond Core Bit for Hard Rock Mining - 47.6mm to 122mm Sizes Available

Price Negotiable

Price: Negotiable

MOQ: N/A

Delivery Time: Based on Detailed Order

Brand: SINOCOREDRILL

Product Description

High Performance Diamond Core Bits

Professional-grade HWL impregnated diamond core bits engineered for hard rock mining applications, delivering exceptional drilling speed and extended service life.

Key Specifications

• Premium diamond impregnated construction for maximum durability

• 20+ years of manufacturing expertise in diamond drilling tools

• Enhanced drilling speed and efficiency in hard rock formations

• Competitive pricing with superior performance-to-cost ratio

Technical Advantages

• Superior drilling performance exceeding standard series in both speed and bit longevity

• Advanced diamond protection system prevents oxidation and surface degradation

• Optimized diamond retention minimizes premature diamond pull-out

• Multiple standard configurations available for various rock hardness and ground conditions

Standard Size Specifications

Series	Bit Size (mm)	Bit OD (mm)	Bit ID (mm)
AQ Wireline	47.60	47.60	26.97
BQ Wireline	59.50	59.50	36.40
NQ Wireline	75.30	75.30	47.60
HQ Wireline	95.58	95.58	63.50
PQ Wireline	122.00	122.00	84.96

Available Series & Sizes

Specialized manufacturing of diamond core bits in various international standard sizes (46-325mm) suitable for soft, medium, and hard rock formations.

Standard Series Include:

• Q Series: AQ, BQ, NQ, HQ, PQ and variations

• T2 Series: T2 46, T2 56, T2 66, T2 76, T2 86, T2 101

• T6 Series: T6 76, T6 86, T6 101, T6 116, T6 131, T6 146

• Chinese Standard: 56mm, 75mm, 89mm, 108mm, 127mm, 150mm, 219mm, 275mm

• Custom non-standard sizes available upon request

Custom Manufacturing

We provide custom manufacturing services according to client specifications, drawings, and samples to meet specific project requirements.