New Design Taper Button Bit for Extremely Hard Rock 30-50mm Diameter 7 11 12 Degree Button Drill Bit for Quatze Quarry

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Product Details
Product Details Overview
Taper Button Bit Details
Description Diameter (mm) Length (mm) No. of Buttons (pcs) Weight (kg)
Taper Angle:
a = 4°46', 6°, 7°, 11°, 12°

Socket Inside Diameter:
d = 19, 22, 25 mm
28 50 4 0.2
29 50 4, 5, 6, 7 0.2
30 50, 80 5, 6, 7, 8 0.2, 0.3
32 50, 55, 71, 80 6, 7, 8, 9 0.2, 0.22, 0.3
33 50, 55, 71, 80 6, 7, 9 0.2, 0.3, 0.36
34 50, 55 7, 8 0.22, 0.3
35 55, 71, 80 4, 5, 6, 7 0.22, 0.3, 0.37
36 50, 55 7 0.3, 0.35
37 55 4, 6, 7 0.3
38 50, 55 4, 6, 7 0.25, 0.35
40 50, 55 7 0.35
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Frequently Asked Questions
What are the accepted methods of payment?
We accept T/T (Telegraphic Transfer), Western Union, and L/C at sight.
What is the expected handling and production time for an order?
Handling time is based on order quantity. Normally, production takes around 25 days. If the requested size is in stock, it takes only 2 to 3 days.
What are the available shipping options?
For sample orders, we suggest express courier services such as DHL, UPS, TNT, FEDEX, or shipping by air. For bulk orders, we suggest shipping by air or by sea.
How do you manage quality control?
We maintain an internal, highly experienced Quality Control (QC) team. Every single order undergoes strict inspection and testing processes before shipment.
What support services do you offer after purchase?
Our support team operates with the following response commitments:
1. Our sales team will respond to all queries within 24 hours (excluding holidays).
2. Dedicated technical support is available at any time.
3. Free replacements are provided once a failure is verified to be caused by product quality issues.

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