R28 37mm Threaded Button Bit for Top Hammer Rock Drilling - 30° Angle, 0.5kg Weight
Price:
$10.60/pieces 1-999 pieces
MOQ:
Negotiable
Delivery Time:
Negotiable
Brand:
Kelleg
Product Description
R28 37mm Threaded Button Bit for Quarrying and Mining
Rock drilling bits are manufactured using high-quality carbide and special steel materials. These bits are widely utilized in metallurgical mines, geological exploration, water conservancy construction, electric power projects, transportation infrastructure, tunnel construction, quarries, national defense stone engineering, and various other industrial applications.
Technical Specifications
R25 Threaded Button Bit (Spherical Buttons)
| Bit Dia. | No.×Button Dia. | Angle | Flushing Hole | Weight (kg) |
|---|---|---|---|---|
| 33mm (1 19/64") | 2×7 Front, 5×7 Gauge | 35° | 1 Front, 1 Side | 0.4 |
| 35mm (1 3/8") | 2×7 Front, 5×8 Gauge | 35° | 1 Front, 1 Side | 0.4 |
| 38mm (1 1/2") | 2×7 Front, 5×8 Gauge | 30° | 1 Front, 1 Side | 0.5 |
| 41mm (1 5/8") | 2×8 Front, 5×9 Gauge | 35° | 1 Front, 1 Side | 0.6 |
| 45mm (1 3/4") | 2×9 Front, 4×11 Gauge | 35° | 1 Front, 2 Side | 0.6 |
R25 Threaded Button Bit (Parabolic Buttons)
| Bit Dia. | No.×Button Dia. | Angle | Flushing Hole | Weight (kg) |
|---|---|---|---|---|
| 33mm (1 19/64") | 2×7 Front, 5×7 Gauge | 35° | 1 Front, 1 Side | 0.4 |
| 35mm (1 3/8") | 2×7 Front, 5×9 Gauge | 25° | 1 Front, 1 Side | 0.4 |
| 38mm (1 1/2") | 2×7 Front, 5×9 Gauge | 40° | 1 Front, 1 Side | 0.5 |
| 41mm (1 5/8") | 2×8 Front, 5×9 Gauge | 40° | 1 Front, 1 Side | 0.6 |
| 45mm (1 3/4") | 2×9 Front, 5×10 Gauge | 35° | 1 Front, 2 Side | 0.6 |
R28 Threaded Button Bit (Spherical Buttons)
| Bit Dia. | No.×Button Dia. | Angle | Flushing Hole | Weight (kg) |
|---|---|---|---|---|
| 37mm (1 29/64") | 2×7 Front, 5×9 Gauge | 30° | 1 Front, 1 Side | 0.5 |
| 38mm (1 1/2") | 2×8 Front, 4×9 Gauge | 30° | 1 Front, 2 Side | 0.6 |
| 41mm (1 5/8") | 2×8 Front, 5×9 Gauge | 35° | 1 Front, 1 Side | 0.7 |
| 43mm (1 11/16") | 2×9 Front, 5×9 Gauge | 35° | 1 Front, 2 Side | 0.8 |
| 45mm (1 3/4") | 2×9 Front, 5×10 Gauge | 30° | 1 Front, 2 Side | 0.9 |
R28 Threaded Button Bit (Parabolic Buttons)
| Bit Dia. | No.×Button Dia. | Angle | Flushing Hole | Weight (kg) |
|---|---|---|---|---|
| 37mm (1 29/64") | 2×7 Front, 5×9 Gauge | 30° | 1 Front, 1 Side | 0.5 |
| 38mm (1 1/2") | 2×8 Front, 4×9 Gauge | 30° | 1 Front, 2 Side | 0.6 |
| 41mm (1 5/8") | 2×8 Front, 5×9 Gauge | 35° | 1 Front, 1 Side | 0.7 |
| 43mm (1 11/16") | 2×9 Front, 5×9 Gauge | 35° | 1 Front, 2 Side | 0.8 |
| 45mm (1 3/4") | 2×9 Front, 5×10 Gauge | 30° | 1 Front, 2 Side | 0.9 |
| 48mm (1 7/8") | 3×8 Front, 6×9 Gauge | 35° | 1 Front, 3 Side | 1.0 |
R32 Threaded Button Bit (Spherical Buttons)
| Bit Dia. | No.×Button Dia. | Angle | Flushing Hole | Weight (kg) |
|---|---|---|---|---|
| 41mm (1 5/8") | 2×8 Front, 5×9 Gauge | 35° | 1 Front, 1 Side | 0.7 |
| 43mm (1 11/16") | 2×9 Front, 5×9 Gauge | 35° | 1 Front, 2 Side | 0.7 |
| 45mm (1 3/4") | 3×8 Front, 6×10 Gauge | 30° | 3 Front | 0.8 |
| 48mm (1 7/8") | 2×9 Front, 5×11 Gauge | 35° | 1 Front, 1 Side | 0.9 |
| 51mm (2") | 3×9 Front, 6×10 Gauge | 35° | 3 Front | 1.0 |
| 57mm (2 1/4") | 3×9 Front, 6×11 Gauge | 35° | 3 Front | 1.3 |
| 64mm (2 1/2") | 3×10,1×10 Front, 6×11 Gauge | 35° | 3 Front | 1.6 |
| 76mm (3") | 4×11 Front, 8×11 Gauge | 40° | 2 Front | 2.6 |
R32 Threaded Button Bit (Parabolic Buttons)
| Bit Dia. | No.×Button Dia. | Angle | Flushing Hole | Weight (kg) |
|---|---|---|---|---|
| 41mm (1 5/8") | 2×8 Front, 5×9 Gauge | 40° | 1 Front, 1 Side | 0.7 |
| 43mm (1 11/16") | 2×9 Front, 5×9 Gauge | 40° | 1 Front, 2 Side | 0.7 |
| 45mm (1 3/4") | 3×8 Front, 6×9 Gauge | 40° | 3 Front, 1 Side | 0.8 |
| 48mm (1 7/8") | 2×9 Front, 5×11 Gauge | 35° | 1 Front, 1 Side | 0.9 |
| 51mm (2") | 3×9 Front, 6×10 Gauge | 40° | 3 Front, 1 Side | 1.0 |
| 54mm (2 1/8") | 3×9 Front, 6×10 Gauge | 40° | 3 Front, 1 Side | 1.0 |
| 57mm (2 1/4") | 3×9 Front, 6×11 Gauge | 35° | 3 Front | 1.3 |
| 64mm (2 1/2") | 4×10 Front, 8×10 Gauge | 40° | 2 Front | 1.6 |
About Kelleg
Kelleg is a market-oriented enterprise integrating R&D and designing, procurement, sales, and customer service. We specialize in geotechnical anchoring solutions and are committed to building a professional service platform that integrates system solution provision, product supply, and technical support. Our professional teams provide comprehensive services including pre-sale technical consultation, product selection guidance, order management, and after-sale technical support.
Frequently Asked Questions
1: Is there a minimum order quantity?
We generally have no minimum order quantity.
2: Do you have the inspection procedures?
100% strict inspection and testing for every order before packing.
3: How long is your delivery time?
1-3 days for the products in stock; regular order delivery in 2-3 weeks.
4: After Services:
1. Our sales team will respond to your question within 24 hours (holidays excluded).
2. Technical support will be available at any time.
3. Free replacement will be provided once the failure is confirmed caused by our product quality.
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Company
Kelleg International Trade (Shanghai) Co., Ltd.