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34mm 7 Buttons 7 Degrees Taper Button Bit for Drilling Hole

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The Tapered Button Bits are connected with the tapered rods through taper to finish drilling work. The Tapered Button Bits are mainly used in the fields of secondary crushing, anchor rod support, tunneling, etc.
  • 34mm taper button bit
  • Kingkong Drills
  • taper button bit
  • tapered bit
  • 6°, 7°, 11°, 12°
  • secondary crushing, anchor rod support, tunneling
  • Hex22, Hex25, Hex19
  • High quality carbide and steel
Availability:

Tapered Rock Drill Bits:It's suitable for H22mm and H25mm taper rock drill rods use. It have three taper degree: 7°, 11°, 12°. It's widely used for hard rock(f=8 18) drilling use. Taper button bits is the best sales product.


With higher drilling efficiency, longer service life, better powder-discharge, better wear-resistance and impact-resistance, easier bit-back performance and other advantages, tapered bits are widely used in metal mine, quarry, tunneling, hydro-electrical engineering and other working conditions.


Specification 


Chisel Bits

Cross Bits

Button Bits

Taper Degree

7º, 11º and 12º

7º, 11º and 12º

Bits Socket Diameter

mm

23

23

22


inch

27/32

27/32

7/8

Bit Diameter

mm

26 ~ 43

28 ~ 51

28 ~ 45


inch

1 1/32 ~ 1 45/64

1 7/64 ~ 2

1 7/64 ~ 1 25/32

Remark

There are horseshoe and oblique chipways designs;
To drill media hard, hard and crack not grown formation with rock hardness not above f15 and in place where the compacting power of the rock drill doesn’t exceed 8Kg/MPa

It is good for drilling hard, very hard and crack grown formation

short skirt, average long skirt and enhanced long skirt;
with hemi-spherical or parabolic inserts configurations;
to drill all rock formations except very hard and abrasive formations



Characteristics

For drilling medium-hard to hard and abrasive rock formations,Taper angles of 11 and 12-degrees are normally used on modern drill rigs, like YT28B, YT29A, Y24, YT24, Mobile rock drill pneumatic and hydraulic. For low impact rock drills and softer rock formations, a narrow tape range of 7 degrees is used, such as Indian, Saudi's granite and marble quarry. 

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taper bits18

A comprehensive range of taper button bits, cross bits and chisel bits with 6, 7, 11, 12 degreetaper.

1 Long life

2. Lower consumption

3. Wide selections of drill bits

4. Delivery quickly

5. Suitable for small hole range

6. Widely used in Dimensional Stone Quarrying Industry

7. Widely used in Underground Mining Industry


How to order?

Button Bit: Bit Diameter + Taper Degree + Socket Diameter + Skirt length + Insert Configurations


Contact Amy Zhang for more details

Email: amy@kingkongdrills.com

Mobile: +86 13907256175 (Wechat/Whatsapp/Skype) 



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