| Customization: | Available |
|---|---|
| After-sales Service: | Repair or Replacement |
| Warranty: | Repair or Replacement |
|
Still deciding? Get samples of US$ 4/Piece
Order Sample
|
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
| Payment Methods: |
|
|---|---|
| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
|---|
| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
|---|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
Tapered Bits Description:
Tapered button bits Comparing with taper chisel and cross bits, taper button bits have higher technology, much longer primary drilling time and higher drilling efficiency. According to the tungsten carbide insert, button bits can be divided into types of hemispherical, conical and parabolic button, etc.
Button bits with hemispherical button is for high bearing capacity and abrasive resistance while conical button and parabolic button are for high drilling speed and low abrasive resistance.
Made with high quality of raw material through special heat treatment ,especially, tungsten carbide of tapered button bits are from Boart long year,widely applied in Hand Hold ( short-hole) drilling system for dimensional stone quarrying.
Diameter of bits from 30mm to 50mm with 4 ,6,7,11,12 degree, premium alloy tapered drill steel with Hexagonal.22mm and Hexagonal.25mm,The deliver capacity are very strong and can completely meet customer's requirements on delivery design,number of buttons is 4,5,6,7,8,9,7 buttons is very popular for hold held (short holes ) and blast drilling system.
(1)Connect shank Size: 19mm, Φ22mm, 25mm at most
(2)Bit Diameter: 30mm,32mm,34mm,36mm, 38mm,40mm
(3)Tapered connection: 6 degree, 7 degree, 11 degree, 12 degree etc.
(4)Material: Alloy Steel Bar 45CrNiMoV, Tungsten Carbide Tips YK05 or T6.
(5)Button Shape: Semi-Ballistic; Face Type: Flat Face; Bit Body: Standard
(6)Qty of button: 5,7, 8 pcs
| Diameter | Length | No. of buttons | Buttons x button diameter | Gauge buttons angle° |
buttons angle° | Flushing hole | Weight approx. | ||||
| mm | inch | mm | inch | mm | mm | Side | Center | kg | |||
| gauge | center | ||||||||||
| 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 ⅝" | 71 | 2 5⁄32" | 7 | 5x7 | 2x7 | 35° | - | - | 2 | 0.3 |
| 43 | 1 ¹¹⁄16" | 71 | 2 5⁄32" | 7 | 5x9 | 2x8 | 35° | - | 2 | 1 | 0.4 |
| 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 ¼" | 80 | 3 5⁄32" | 7 | 5x7 | 2x7 | 35° | 15° | 1 | 1 | 0.3 |
| 33 | 1 5⁄16" | 80 | 3 5⁄32" | 8 | 6x7 | 2x7 | 40° | 15° | 1 | 2 | 0.3 |
| 33 | 1 5⁄16" | 80 | 3 5⁄32" | 9 | 6x7 | 3x7 | 40° | 20° | 3 | 0.4 | |
| 35 | 1 ⅜" | 80 | 3 5⁄32" | 7 | 5x8 | 2x7 | 40° | 15° | 1 | 1 | 0.4 |
| 37 | 1 ¹5⁄32" | 80 | 3 5⁄32" | 7 | 5x9 | 2x7 | 40° | 15° | 1 | 1 | 0.4 |
| 41 | 1 ⅝" | 80 | 3 5⁄32" | 7 | 5x9 | 2x8 | 40° | 15° | 1 | 1 | 0.4 |
| Button bit - For 22 mm (7/8") hex. Rod. 11° taper angle. Short skirt. | |||||||||||
| 32 | 1 ¼" | 55 | 2 5⁄32" | 8 | 6x7 | 2x7 | 39° | 15° | 1 | 1 | 0.2 |
| 32 | 1 ¼" | 50 | 1 ³¹⁄32" | 6 | 4x7 | 2x7 | 35° | - | 1 | 1 | 0.3 |
| 34 | 1 ¹¹⁄32" | 50 | 1 ³¹⁄32" | 5 | 3x8 | 2x7 | 35° | - | 2 | 1 | 0.2 |
| 34 | 1 ¹¹⁄32" | 50 | 1 ³¹⁄32" | 9 | 6x7 | 3x7 | 40° | 20° | 2 | 0.3 | |
| 34 | 1 ¹¹⁄32" | 50 | 1 ³¹⁄32" | 6 | 4x7 | 2x7 | 40° | - | 1 | 1 | 0.2 |
| 35 | 1 ⅜" | 55 | 2 5⁄32" | 7 | 5x8 | 2x7 | 40° | 15° | 1 | 1 | 0.3 |
| 36 | 1 ¹³⁄32" | 50 | 1 ³¹⁄32" | 7 | 5x8 | 2x7 | 35° | - | 1 | 1 | 0.3 |
| 36 | 1 ¹³⁄32" | 50 | 1 ³¹⁄32" | 5 | 3x8 | 2x8 | 40° | - | 2 | 1 | 0.2 |
| 38 | 1 ½" | 50 | 1 ³¹⁄32" | 4 | 3x9 | 1x9 | 40° | - | 2 | 1 | 0.3 |
| 38 | 1 ½" | 50 | 1 ³¹⁄32" | 7 | 5x9 | 2x7 | 35° | - | 1 | 1 | 0.3 |
| 41 | 1 ⅝" | 50 | 1 ³¹⁄32" | 7 | 5x9 | 2x7 | 35° | - | 2 | 1 | 0.3 |
| 43 | 1 ¹¹⁄16" | 50 | 1 ³¹⁄32" | 7 | 5x9 | 2x9 | 35° | - | 2 | 1 | 0.4 |
| Button bit - For 22 mm (7/8") hex. Rod. 12° taper angle. Short skirt. | |||||||||||
| 27 | 1 ¹¹⁄16" | 50 | 1 ³¹⁄32" | 6 | 4x8 | 2x6 | 40° | 15° | 1 | 1 | 0.2 |
| 28 | 1 ⅛" | 50 | 1 ³¹⁄32" | 4 | 3x7 | 1x7 | 20° | - | 1 | 1 | 0.1 |
| 28 | 1 ⅛" | 50 | 1 ³¹⁄32" | 6 | 4x6 | 2x6 | 35° | - | 1 | 1 | 0.2 |
| 30 | 1 ³⁄16" | 50 | 1 ³¹⁄32" | 6 | 4x7 | 2x7 | 30° | - | 1 | 1 | 0.2 |
| 32 | 1 ¼" | 55 | 2 5⁄32" | 7 | 5x7 | 2x7 | 35° | - | 1 | 2 | 0.3 |
| 32 | 1 ¼" | 55 | 2 5⁄32" | 7 | 5x7 | 2x7 | 35° | - | 1 | 1 | 0.2 |
| 32 | 1 ¼" | 55 | 2 5⁄32" | 8 | 6x7 | 2x7 | 39° | 15° | 1 | 2 | 0.3 |
| 33 | 1 5⁄16" | 55 | 2 5⁄32" | 7 | 5x7 | 2x7 | 35° | - | 1 | 2 | 0.2 |
| 33 | 1 5⁄16" | 55 | 2 5⁄32" | 7 | 5x7 | 2x7 | 35° | - | 1 | 1 | 0.2 |
| 33 | 1 5⁄16" | 55 | 2 5⁄32" | 8 | 6x7 | 2x7 | 35° | - | 1 | 2 | 0.2 |
| 33 | 1 5⁄16" | 55 | 2 5⁄32" | 7 | 5x8 | 2x7 | 40° | 15° | 1 | 1 | 0.2 |
| 34 | 1 ¹¹⁄32" | 55 | 2 5⁄32" | 7 | 5x8 | 2x7 | 35° | - | 1 | 1 | 0.2 |
| 35 | 1 ⅜" | 55 | 2 5⁄32" | 7 | 5x9 | 2x7 | 35° | - | 1 | 1 | 0.2 |
| 36 | 1 ¹³⁄32" | 55 | 2 5⁄32" | 7 | 5x9 | 2x7 | 35° | - | 1 | 1 | 0.3 |
| 37 | 1 ¹5⁄32" | 55 | 2 5⁄32" | 7 | 5x9 | 2x7 | 40° | - | 1 | 1 | 0.3 |
| 38 | 1 ½" | 55 | 2 5⁄32" | 7 | 5x9 | 2x7 | 40° | - | 1 | 1 | 0.3 |
| 38 | 1 ½" | 55 | 2 5⁄32" | 4 | 3x9 | 1x9 | 40° | - | 1 | 1 | 0.2 |
| 38 | 1 ½" | 55 | 2 5⁄32" | 7 | 5x9 | 2x7 | 35° | - | 1 | 1 | 0.2 |
| 38 | 1 ½" | 55 | 2 5⁄32" | 7 | 5x9 | 2x7 | 35° | - | 1 | 1 | 0.2 |
| 41 | 1 ⅝" | 55 | 2 5⁄32" | 7 | 5x9 | 2x7 | 35° | - | 1 | 1 | 0.3 |
| 45 | 1 ¾" | 55 | 2 5⁄32" | 7 | 5x9 | 2x7 | 35° | - | 1 | 1 | 0.3 |
| Button bit - For 22 mm (7/8") hex. Rod 12° taper angle. Long skirt | |||||||||||
| 32 | 1¼" | 71 | 2 ²5⁄32" | 7 | 5x7 | 2x7 | 35° | - | 1 | 1 | 0.3 |
| 33 | 1 5⁄16" | 71 | 2 ²5⁄32" | 7 | 5x7 | 2x7 | 35° | - | 1 | 1 | 0.3 |
| 33 | 1 5⁄16" | 71 | 2 ²5⁄32" | 8 | 6x7 | 2x7 | 40° | 15° | 1 | 2 | 0.3 |
| 33 | 1 5⁄16" | 71 | 2 ²5⁄32" | 9 | 6x7 | 3x7 | 40° | 20° | 3 | - | 0.3 |
| 35 | 1 ⅜" | 71 | 2 ²5⁄32" | 8 | 6x8 | 2x7 | 45° | 15° | 1 | 2 | 0.3 |
| 38 | 1 ½" | 71 | 2 ²5⁄32" | 7 | 5x9 | 2x7 | 35° | - | 1 | 1 | 0.4 |
| Diameter | Length | No. of buttons | Buttons x button diameter | Gauge buttons angle° |
buttons angle° | Flushing hole | Weight approx. | ||||
| mm | inch | mm | inch | mm | mm | Side | Center | kg | |||
| gauge | center | ||||||||||
| Button bit - for 25 mm (1") hex. Rod 7° taper angle. Long skirt | |||||||||||
| 41 | 1 ⅝" | 71 | 2 ²5⁄32" | 7 | 5x9 | 2x8 | 40° | - | 1 | 1 | 0.4 |
| 41 | 1 ⅝" | 71 | 2 ²5⁄32" | 7 | 5x9 | 2x8 | 40° | - | 1 | 1 | 0.4 |
| 41 | 1 ⅝" | 71 | 2 ²5⁄32" | 9 | 6x9 | 3x7 | 40° | - | 1 | 3 | 0.4 |
| 41 | 1 ⅝" | 71 | 2 ²5⁄32" | 6 | 4x9 | 2x8 | 35° | - | 1 | 1 | 0.2 |
| 43 | 1 ¹¹⁄16" | 71 | 2 ²5⁄32" | 9 | 6x9 | 3x7 | 40° | - | 1 | 3 | 0.5 |
| 43 | 1 ¹¹⁄16" | 71 | 2 ²5⁄32" | 6 | 4x9 | 2x8 | 35° | - | 1 | 1 | 0.3 |
| Button bit - for 25 mm (1") hex. Rod 12° taper angle. Long skirt | |||||||||||
| 36 | 1 ¹³⁄32" | 71 | 2 ²5⁄32" | 7 | 5x9 | 2x7 | 35° | 15° | 1 | 1 | 0.3 |
| 38 | 1 ½" | 71 | 2 ²5⁄32" | 7 | 5x9 | 2x7 | 40° | 15° | 1 | 1 | 0.4 |
| 41 | 1 ⅝" | 71 | 2 ²5⁄32" | 7 | 5x9 | 2x7 | 40° | 15° | 1 | 1 | 0.4 |
The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 25 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: we suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Services:
a. Our sales team will response for your question within 24 hours (Holidays Excluded)
b. Technical Support will be available in any time
c. Free replacement will provide once the failure confirmed caused by our product quality
){kind=link}