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Hammer & BIT

We, SUNGWON Heavy Machinery, have been manufacturing and supplying rock,
soil drilling equipment and tools of DTH Hammers, Hammer Bits and Auger
Machines in Korea.

  • Hammer & BIT
  • BIT

SUNGWON Product

BIT

Standard Specification

Overburden

drill BITS

Overburden drill BIT STANDARD SPECIFICATION

Type Wing
160 2
190 3
240 3
280 4
315 4
365 4
410 4
460 4
510 4
460 4
600 4
660 4
710 4
750 4
810 4
860 4
900 4
960 4
1010 4
Bit Gauge Applicable Casing Pipe Guid Bit Hammer Type
Extended(mm) Retracted(mm) Max OD(mm) Min ID(mm) Normal(mm) Device OD(mm)  
214 155 190.7 174.7 7" 157 SD5,DHD350R
230 181 216.3 200.3 8" 183 SD6,DHD360
286 232 267.4 249.4 10" 234 SD8,DHD380
336 277 318.5 297.9 12" 279 SD10,N100
373 318 355.6 336.6 14" 320 SD12,DHD112,
N120,SWH270
425 363 406.4 387.4 16" 365 SD12,DHD112,
N120,SWH320
478 412 457.2 435.0 18" 424 SD15,SWH350
530 461 508.0 482.6 20" 464 SD15,SWH370,
SD18,N180
580 509 558.8 533.4 22" 511 SD18,N180
630 559 609.6 584.2 24" 561 SD18,N180,
SWH470
685 600 660.4 613.8 26" 603 N240,SWH520
737 654 711.2 683.2 28" 656
784 699 758.0 730.0 30" 701
838 750 812.8 787.4 32" 752
886 797 858.4 826.0 34" 799
945 856 914.4 886.4 36" 858
995 906 945.2 937.2 38" 908 SWH520, SWH640
1050 954 1,016.0 984.0 40" 956 SWH640, SWH800
1100 1002 1,066.8 1,034.0 42" 1004
  • *Specification and image are subject to aleration without prior notice.