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Tapered Drill Bits
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Tapered Drill Bits

Tapered drill bit is designed to be equipped with a pneumatic rock drilling and a tapered drill rod, which endowed it with better stability and improved penetration when drilling through hard rock formations. Such tapered drill tools are widely used in mining, tunnel construction, well drilling and so on.
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General Introduction

Tapered drill bits is designed to drill small hole. It is eqipped with a handheld drill rig and a tapered drilling rod while use. 

This bit is made of 45CrNiMoVA alloy steel skirt and Element Six or YK05 tungsten carbide buttons. Gdrills provide various sizes and designs of tapered button bits to meet the specific demands of different drilling projects.

 

Guidance to Product Code

  • Example: TBB2212-32-522
  • TB: Tapered bits
  • B: Ballistic button
  • 22: Hexagon 22mm
  • 12: 12° taper degree
  • 32: Bit diameter is 32mm
  • 522: Gauge number design (5 gauge buttons, 2 front buttons, 2 face flushing holes)

 

Applications

Tapered drilling tools are usually used to drilling small holes and blasting holes, extracting minerals in mining operation, quarry and aggregate. They are particularly suited for projects requiring frequent bit changes, as their tapered design allows for easier attachment and removal compared to threaded bits.

Hot Tags: tapered drill bits, China tapered drill bits manufacturers, suppliers, factory, taper button bits, carbide button bit, button bit price, t51 bit, T Thread Bit Button, Tapered Drill Bits

Specifications

11° Tapered Button Bit- For 22 mm (7⁄8") hex. rod

Pic Article No. Dia Button Flushing Hole Angle (°) Weight(kg)
mm inch Front Guage Front Gauge

Hex 22mm tapered drill bit tapered 11-1

Hex 22mm tapered drill bit tapered 11-2

 

 

 TBB2211-32-522 32 1 1/4 2 X 7 5 X 7 1 2 35 0.23
TBB2211-34-522 34 1 11/32 2 X 7 5 X 7 1 2 35 0.31
TBB2211-36-522 36 1 13/32 2 X 7 5 X 8 1 2 35 0.38
TBB2211-38-522 38 1 1/2 2 X 7 5 X 9 1 2 35 0.41
TBB2211-40-522 40 1 5/8 2 X 8 5 X 9 1 2 35 0.46
Hex 22mm tapered drill bit tapered 11-3 TBB2211-32-622 32 1 1/4 2 X 7 6 X 7 2 1 35 0.23
TBB2211-33-622 33 1 5/16 2 X 7 6 X 7 2 1 35 0.31

 

12°Tapered Button Bit- For 22 mm (7⁄8") hex. rod

Pic Article No. Dia Button Flushing Hole Angle (°) Weight(kg)
mm inch Front Guage Front Gauge

12Tapered Button Bit- For 22 mm hex rod 1

 

 

 TBB2212-32-522 32 1 1/4 2 X 7 5 X 7 1 2 35 0.31
TBB2212-35-522 35 1 3/8 2 X 7 5 X 8 1 2 35 0.38
TBB2212-38-522 38 1 1/2 2 X 7 5 X 9 1 2 35 0.41
12Tapered Button Bit- For 22 mm hex rod 2 TBB2212-32-521 32 1 1/4 2 X 7 5 X 7 1 1 35 0.31
TBB2212-33-521 33 1 1/4 2 X 7 5 X 7 1 1 35 0.36
TBB2212-35-521 35 1 3/8 2 X 7 5 X 8 1 1 35 0.38
TBB22 12-38-521 38 1 1/2 2 X 7 5 X 9 1 1 35 0.41
12Tapered Button Bit- For 22 mm hex rod 3 TBB2212-32-622 32 1 1/4 2 X 7 6 X 7 2 1 35 0.31
TBB2212-33-622 33 1 1/4 2 X 7 6 X 7 2 1 35 0.36
TBB2212-35-622 35 1 3/8 2 X 7 6 X 8 2 1 35 0.38
TBB2212-38-622 38 1 1/2 2 X 7 6 X 8 2 1 35 0.41
TBB2212-40-622 40 1 3/5 2 X 8 6 X 8 2 1 35 0.41

 

7°Tapered Button Bit- For 25 mm (1") hex. rod

Pic Article No. Dia Button Flushing Hole Angle (°) Weight(kg)
mm inch Front Guage Front Gauge

7Tapered Button Bit- For 25 mm hex rod

 TBB257-41-521 41 1 5/8 2 X 8 5 X 9 1 1 35 0.41
TBB257-43-521 43 1 11/16 2 X 8 5 X 9 1 1 35 0.51
TBB257-56-521 56 2 1/5 2 X 11 5 X 12 1 1 35 0.92

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