Lotus FDD 38 Hammer

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Lotus FDD 38 Hammer

FDD38 Hammer

Design Highlights

  • Hammer to Drill a hole of dia 200-254 mm (7 7/8”– 10”).
  • Lotus _FDD38 is a valve less type hammer designed for high performance at low operating air pressures
  • DHD380 bit has a strong robust design to withstand heavy duty application and it does not use foot valves which reduces the possibility of hammer failure
  • Lotus _FDD38 Hammer maximizes energy output and reduces service requirements.
  • Wear sleeve is reversible.
  • Single Start threads on Top sub and Drive sub ensure easy coupling/uncoupling of hammer.
  • All critical internal components are heat treated under strict control to maximize tool longevity.
  • An overall cost-effective and user friendly tool for use in the most demanding conditions.

Application: Construction & Quarry

SizeNAME OF ITEMQTY
 1TOP SUB (4 1/2” API REG PIN) 1 NO
 2O RING FOR TOP SUB 1 NO
 3 CHECK VALVE CAP 1 NO
 4 CHECK VALVE 1 NO
 5 SPRING 1 NO
 6AIR DISTRIBUTOR 1 NO
 7CONTROL TUBE 1 NO
 8CHOKE 1 NO
 9BUFFER RING 1 NO
 10METAL SPACER 1 NO
 11LOCK PLATE 2 PIECES 1 NO
 12 PISTON 1 NO
 13WEAR SLEEVE 1 NO
 14PISTON RETAINER RING 1 NO
 15GUIDE BUSH 1 NO
 16 BIT RETAINER RING 1 NO
17O RING FOR BRR 1 NO
 18DRIVER SUB SPACER 1 NO
 19DRIVER SUB 1 NO
  SERVICE KIT S.NO 2,3, 5, 8, 9 & 17 1 SET
  HAMMER ASSEMBLY 1 NO
  HAMMER ASSEMBLY 1 NO
FDD 38 exploded

Hammer Specification

S. NODESCRIPTIONUNITDIMENSIONS
1HAMMER LENGTH W/O BITMM1166.6
2HAMMER OUTSIDE DIAMM175.0
 3HAMMER WEIGHT KG153.0
4CYLINDER BOREMM147.0
5PISTON STROKEMM90.0 APPROX
6PISTON WEIGHTKG41.0
7HOLE SIZESMM200-254
8WRENCH SIZE A/FMMA/F 115 / W-42.0
9SUITABLE SHANKDHD380 WITHOUT FOOT VALVE