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BUTTON BITS
T. C. Button Bits
S. No. Button Bit Size Range Hammers Suitable for Bit Design
1 4’’-7’’ Panther Flat Face, Drop Center , Bull Dog/Concave
2 4’’-6 ½’’ DHD 14/DH4/MAC 4/DHD 340
3 6’’-11’’ DHD 16/Bison
4 6’’-10’’ DHD 360/DHD 160 COP 62/UE 22/SD 6/B5325
5 8’’-20’’ DHD 17/SD8/LR 8 DHD380


KLR
Down-the-hole Button Bits and Hammers are manufactured to international specifications, from only the best qualityAlloy Steel, machined to high precision and supreme standards. The products are heat-treated in the most modern, fully process controlled, in-house facility. The Carbide Buttons which are used are obtained from leading and reputed indigenous and foreign manufacturers.

KLR Button Bits and Hammer are quality products that conform to international standards and strict quality control methods.

KLR products are constantly improved with adaptation of the most recent manufacturing technologies and the product features always ensure,

Longer Product Life
Higher and consistent penetration rate
The capacity and capability to perform hitch-free at higher pressure range (80-350 PSI)
Reduced number of parts, and compact structure for lower rate of wear & tear
Avoidance of Back Hammering, Hammer blocking etc.
Minimum maintenance costs
Parameters of the Down the Hole Hammers & T. C. Button Bits
Valved Hammers
Description Model
  Panther DHD 16 DHD 17
Hole Size mm./inch 102-115/4-4.5 152-165/6-6.5 203-216/8-8.5
Body OD mm./inch 95/3.75 136.5/5.37 180/7
O.A.L.w/o bit mm./inch 1090/43 1270/50 1270/50
Top Unit Thread 2 3/8’’ API Reg. Pin/Box 3 ½’’ API Reg/2 7/8 API IF Pin 3 ½’’ API IF Pin
Wt. In kg w/o bit 45 100 170
Suitable bits Panther/Cop4 DHD 16 A DHD 17
Air Consumption in CFM
Air. Pr. In PSI
100 180 300 550
150 240 420 650
200 - - -
250 - - -
350 - - -
 
Valveless Hammers
Description LR4 TIGER UE 22 LR 8
Hole Size mm./inch 115-120/4.5-4.7 152-165/6-6.5 152-165/6-6.5 203-216/8/8.5
Body OD mm./inch 100/4 136.5/5.37 136.5/5.37 177.5/6.98
O.A.L.w/o bit mm./inch 1035/40.5 1345/53 1198/47.2 1225/48
Top Unit Thread 2 3/8’’ API Reg Pin/Box 2 7/8’’ API IF Pin 2 7/8’’ API IF Pin/3 ½’’ API Pin/Box 3 ½’’ API Pin/Box/4 ½’’ API Reg. Pin
Wt. In kg w/o bit 38 110 85 160
Suitable bits A 3415 B5315, SD6, COP 62 B5315, SD6, COP 62 SD 8, A6315
Air Consumption in CFM
Air. Pr. In PSI
100

-

-

-

-

150 210 380 405

-

200 270 530 570 675
250 330 700 730 860
350 - - 1050 1160
 
 
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