China Sr28-45mm Flat Face Drill Tools Button Bit for Underground Mining Manufacturer, Pricelist

Product Details
Customization: Available
Customized: Customized
Standard: GB

Product Description

Basic Specifications
Model NO.
SR28-45mm
Length
Taper-length
Type
Rock Drilling Tools
Material
Alloy Steel
Usage
Well Drilling, Rock Drilling
Thread
Sr28
Tungsten Carbide
Yk05 or T6
Diameter
45mm
Production Capacity
500,000 PCS/Month
Package Size
30.00cm * 30.00cm * 30.00cm
Gross Weight
5.000kg
Product Overview

Drifting and tunnelling tools include rods, shank adapters, couplings and bits. We provide 7 main thread types: R22, R25, R28, SR28, R32, SR35, and R35. With diameters ranging from 38-127mm, these tools are compatible with button bits, cross bits, and reaming products.

  • Available Threads: R22, R25, R28, SR28, R32, SR35, R35
  • Diameter Range: 38-127mm
  • Packaging: Secure wooden cases or durable cartons
  • High Productivity: 10,000pcs per month
Technical Parameters (R28/SR28 Button Bit)
Type Gauge Carbide Front Carbide Dimensions Flushing Hole
Reference No. mm No. mm mm inch Front Side
Flat Face 5 8 2 7 36 1 13/32" 1 3
Flat Face 5 9 2 9 41 1 5/8" 1 1
Flat Face 5 10 2 9 45 1 3/4" 1 1
Detailed Product Range
Tapered equipment
Tapered Equipment We produce a comprehensive range of rock drilling tools, including tapered chisel bits, tapered cross bits, tapered button bits, H22/H25 drill rods, pilot rods, dome bits, and pilot adapters. Custom production is available based on specific demands.
Drifting bits
Drifting and Tunneling Button Bits Our R25, R28, R32, SR32, SR28, and SR25 series cover diameters from 33mm up to 76mm. These include standard and retract button bits designed for optimal penetration in various rock formations.
Drifter Rod
Drifter Rods Available in multiple configurations such as R32-HEX25 and T38-HEX32. Rod lengths range from 700mm to 6400mm, ensuring compatibility with most drifting and tunneling machines.
DTH Tools
DTH Drilling Tools We supply high-quality DHD, QL, BR, CIR, and Mission series DTH tools, including specialized drill bits, pipes, and DTH hammers for heavy-duty applications.
Packaging & Shipping
Frequently Asked Questions
What are the available payment methods?
We accept T/T (Telegraphic Transfer), Western Union, or L/C at sight.
What is the typical lead time for an order?
Production usually takes about 25 days based on quantity. If the requested size is in stock, it only takes 2 to 3 days.
What shipping methods do you offer?
For sample orders, we recommend express couriers like DHL, UPS, TNT, or FEDEX. For bulk orders, air or sea freight is suggested.
How is the product quality controlled?
We have an experienced QC team. Every order undergoes strict inspection and testing before shipment.
What happens if a product fails?
We offer technical support at any time. A free replacement will be provided if the failure is confirmed to be caused by a quality defect.
Can you customize button bits?
Yes, we can produce button bits and drill rods according to specific customer demands and technical requirements.

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