7 Degree 43mm Tapered Cross Button Bits for Underground Drilling in Hard Rock Formations

Price Negotiable

Price: 9-99999USD/PC

MOQ: 1PC

Delivery Time: 3-5WEEKS

Brand: MING

Product Description

Product Overview

High-quality 7-degree tapered cross button bits designed for demanding underground drilling applications. These DTH taper drill bits feature a 43mm diameter and cross-shaped carbide tip configuration for superior performance in hard rock formations.

Technical Specifications

Parameter	Value
Connection Type	7-degree taper
Diameter	42mm
Bit Type	Tapered Cross Button Bit
Primary Applications	Hard and very hard rock formations

Performance Advantages

Cross-shaped carbide tip design doubles cutting surface for enhanced drilling efficiency
Superior comprehensive adaptability for various rock drilling conditions
Advanced tungsten carbide blades for extended service life
Precision 7-degree taper ensures perfect connection with drill rods
High-quality steel construction with CNC machining and heat treatment

Product Models & Dimensions

Model	Bit Dia. (mm)	Tip Size (mm)	Taper	Weight (kg)
MZ0732-7	32	5×7 2×7	7"	0.3
MZ0833-7	33	6×7 2×7	7"	0.4
MZ0735-7	35	5×8 2×7	7"	0.4
MZ0737-7	37	5×8 2×8	7"	0.4
MZ0438-7	38	3×9 1×9	7"	0.3
MZ0440-7	40	3×9 1×9	7"	0.4
MZ0741-7	41	5×9 2×7	7"	0.5
MZ0442-7	42	3×9 1×9	7"	0.4
MZ0543-7	43	3×9 2×9	7"	0.4

Applications

Mining and mineral extraction
Tunneling and underground construction projects
Construction drill and blast operations
Quarrying and aggregate production
Hydropower project development

Ordering Information

Specify: Bit Diameter + Taper Degree + Socket Diameter. Each drill bit is uniquely sized and designed to accommodate various drilling conditions and project specifications.

Product Images