Drifting and tunnelling tools include rods, shank adapters, couplings and bits. We offer seven primary thread types: R22, R25, R28, SR28, R32, SR35, and R35. With a diameter range of 38-127mm, these tools are compatible with button bits, cross bits, and reaming products.
Threads:R22, R25, R28, SR28, R32, SR35, R35
Diameter:38mm - 127mm
Packaging:Wooden case or carton box
Productivity:10,000 pcs / month
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Frequently Asked Questions
Q1: What types of threads are available for these button bits?
A: We provide several thread types including R22, R25, R28, SR28, R32, SR35, and R35 to suit different drilling needs.
Q2: What materials are used in the manufacturing process?
A: The bits are made from high-quality Carbon Steel with Tungsten Carbide tips (YK05 or T6) for maximum durability.
Q3: What is the diameter range for these drilling tools?
A: The diameters range from 38mm up to 127mm, with the R32-41 model specifically featuring a 41mm diameter.
Q4: How are the products packaged for international shipping?
A: Products are typically packed in sturdy wooden cases or cartons to ensure safety during transport.
Q5: What is the monthly production capacity for these bits?
A: We have a large-scale production capacity of approximately 500,000 pieces per month.
Q6: What surface treatment is applied to the bits?
A: The surface is finished with professional spray-paint, available in colors like Red, Black, Yellow, and White.