China 40mm-4 Buttons Tapered Rock Drilling Button Drill Bit Manufacturer, Manufacturers

Customization:	Available
After-sales Service:	Repair or Replacement
Warranty:	Repair or Replacement

Basic Information

Model NO.

40mm

Certification

ISO 9001:2000, ISO 9001:2008

Standard

GB

Surface Treatment

Spray-Paint

Manufacturing Process

Stamping

Material

Carbon Steel

Degree

7/11/12

Machine Type

Drilling Tools

Color

Red, Black, Yellow, White

Tungsten Carbide

Yk05 or T6

Buttons

4

HS Code

82071990

Production Capacity

500,000 PCS/Month

Packaging & Delivery

Package Size

30.00cm * 30.00cm * 30.00cm

Package Gross Weight

5.000kg

Transport Package

Wooden Case

Product Description

Tapered Bits Technical Overview:

Connect Shank Size: 19mm, Φ22mm, 25mm maximum.
Bit Diameter Range: 30mm, 32mm, 34mm, 36mm, 38mm, 40mm, 41mm, 43mm, 45mm.
Tapered Connection: 6 degree, 7 degree, 11 degree, 12 degree, etc.
Material Composition: High-grade Alloy Steel Bar 45CrNiMoV with Tungsten Carbide Tips (YK05 or T6).
Design Features: Semi-Ballistic button shape, Flat Face type, Standard Bit Body.
Button Configuration: Available in 6, 7, and 9 pcs options.

Diameter		Length		No. of Buttons	Buttons x Dia (mm)		Gauge Angle	Button Angle	Flushing Hole		Weight (kg)
mm	inch	mm	inch	No. of Buttons	Gauge	Center	Gauge Angle	Button Angle	Side	Center	Weight (kg)
Button bit - For 22 mm (7/8") hex. Rod 4°46' taper angle (Short Skirt)
36	1 13/32"	50	1 31/32"	7	5x7	2x7	35°	-	1	2	0.2
Button bit - For 22 mm (7/8") hex. Rod 4°46' taper angle (Long Skirt)
33	1 5/16"	71	2 5/32"	7	5x8	2x7	40°	15°	1	1	0.3
36	1 13/32"	71	2 5/32"	7	5x9	2x7	35°	-	1	1	0.3
41	1 5/8"	71	2 5/32"	7	5x7	2x7	35°	-	-	2	0.3
Button bit - For 22 mm (7/8") hex. Rod 7° taper angle (Long Skirt)
30	1 3/16"	80	3 5/32"	7	5x6	2x7	35°	15°	2	1	0.2
32	1 1/4"	80	3 5/32"	7	5x7	2x7	35°	15°	1	1	0.3
35	1 3/8"	80	3 5/32"	7	5x8	2x7	40°	15°	1	1	0.4
Button bit - For 22 mm (7/8") hex. Rod 11° taper angle (Short Skirt)
32	1 1/4"	55	2 5/32"	8	6x7	2x7	39°	15°	1	1	0.2
34	1 11/32"	50	1 31/32"	9	6x7	3x7	40°	20°	2	-	0.3

Frequently Asked Questions

1. What materials are used for the tapered button bits?

The bits are manufactured using high-quality Alloy Steel Bar 45CrNiMoV and premium Tungsten Carbide Tips (grades YK05 or T6) to ensure durability and wear resistance in harsh drilling conditions.

2. Which taper angles are available for these drilling tools?

We offer a variety of standard tapered connections, including 6 degree, 7 degree, 11 degree, and 12 degree options to match different drilling rod requirements.

3. Can the surface treatment be customized?

The standard surface treatment is professional spray-paint, available in several colors such as Red, Black, Yellow, and White to help with tool identification and corrosion protection.

4. What is the typical production capacity for these bits?

The manufacturing facility has a stable production capacity of approximately 500,000 pieces per month, ensuring reliable supply for large-scale projects.

5. How are the products packaged for international transport?

All tapered button bits are securely packed in sturdy wooden cases to prevent damage during transit and ensure they arrive in optimal condition.

6. What button shapes and face types are available?

The bits feature a semi-ballistic button shape and a flat face design, which is optimized for efficient rock fragmentation and improved drilling speed.