Rockeater. The Steel with Bite. Makers of the world's finest, most versatile hydralic breaker steels.
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Hammer Types:

AT/Berco/SMC

Atlas Copco

Bobcat (Melroe)

Case New Holland (CNH)

Caterpillar

Chicago Pneumatic

D&A

Dainong DNB

Esco

Furukawa

Hanwoo (Magnum)

Indeco

IPC - Huskie

Italdem

JCB

Komatsu

Korota

Krupp

Kubota

Montabert

MSB

NPK

Okada

Rotair (Pel-Job)

Sandvik / Rammer

Soosan

Stanley

Tabe

Takeuchi / Toyo

Tecna

Toku (Drago)

Breaker Steels to fit Komatsu

OEM code: JTHB 20 (TNB 1E / 2M)

Caldervale Part No:
Conical: T0001-CP-0500
Chisel: T0001-CE-0500
Pyramid: T0001-PP-0500
Blunt: T0001-BE-0500

Specifications:
Overall Length: 500mm
Diameter: 50mm
Approx Weight: 7Kgs
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OEM code: JTHB 30 (TNB 2E / 3M)

Caldervale Part No:
Conical: T0002-CP-0590
Chisel: T0002-CE-0590
Pyramid: T0002-PP-0590
Blunt: T0002-BE-0590

Specifications:
Overall Length: 590mm
Diameter: 58mm
Approx Weight: 11Kgs
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OEM code: JTHB 40 (TNB 3E / 4M)

Caldervale Part No:
Conical: T0003-CP-0640
Chisel: T0003-CE-0640
Pyramid: T0003-PP-0640
Blunt: T0003-BE-0640

Specifications:
Overall Length: 640mm
Diameter: 64mm
Approx Weight: 15Kgs
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OEM code: JTHB 50 (TNB 4E / 5M)

Caldervale Part No:
Conical: T0004-CP-0710
Chisel: T0004-CE-0710
Pyramid: T0004-PP-0710
Blunt: T0004-BE-0710

Specifications:
Overall Length: 710mm
Diameter: 75mm
Approx Weight: 22Kgs
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OEM code: JTHB 60 (TNB 5E / 6E)

Caldervale Part No:
Conical: T0006-CP-0800
Chisel: T0006-CE-0800
Pyramid: T0006-PP-0800
Blunt: T0006-BE-0800

Specifications:
Overall Length: 800mm
Diameter: 95mm
Approx Weight: 38Kgs
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OEM code: JTHB 70 (TNB 7E / 10E)

Caldervale Part No:
Conical: T0007-CP-0930
Chisel: T0007-CE-0930
Pyramid: T0007-PP-0930
Blunt: T0007-BE-0930

Specifications:
Overall Length: 930mm
Diameter: 115mm
Approx Weight: 66Kgs
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OEM code: JTHB 100 (TNB 100)

Caldervale Part No:
Conical: T0100-CP-0930
Chisel: T0100-CE-0930
Pyramid: T0100-PP-0930
Blunt: T0100-BE-0930

Specifications:
Overall Length: 930mm
Diameter: 115mm
Approx Weight: 65Kgs
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OEM code: JTHB 150 (TNB 150)

Caldervale Part No:
Conical: T0150-CP-1170
Chisel: T0150-CE-1170
Pyramid: T0150-PP-1170
Blunt: T0150-BE-1170

Specifications:
Overall Length: 1170mm
Diameter: 135mm
Approx Weight: 115Kgs
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OEM code: JTHB 190 (TNB 190)

Caldervale Part No:
Conical: T0190-CP-1180
Chisel: T0190-CE-1180
Pyramid: T0190-PP-1180
Blunt: T0190-BE-1180

Specifications:
Overall Length: 1180mm
Diameter: 139mm
Approx Weight: 120Kgs
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OEM code: JTHB 230 (TNB 230 / 220)

Caldervale Part No:
Conical: T0220-CP-1180
Chisel: T0220-CE-1180
Pyramid: T0220-PP-1180
Blunt: T0220-BE-1180

Specifications:
Overall Length: 1180mm
Diameter: 146mm
Approx Weight: 140Kgs
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OEM code: JTHB 230 (TNB 230 / 220)

Caldervale Part No:
Conical: T0220-CP-1180
Chisel: T0220-CE-1180
Pyramid: T0220-PP-1180
Blunt: T0220-BE-1180

Specifications:
Overall Length: 1180mm
Diameter: 146mm
Approx Weight: 140Kgs
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OEM code: JTHB 310 (TNB 310)

Caldervale Part No:
Conical: T0310-CP-1360
Chisel: T0310-CE-1360
Pyramid: T0310-PP-1360
Blunt: T0310-BE-1360

Specifications:
Overall Length: 1360mm
Diameter: 160mm
Approx Weight: 185Kgs
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OEM code: JTHB 310 (TNB 310)

Caldervale Part No:
Conical: T0310-CP-1450
Chisel: T0310-CE-1450
Pyramid: T0310-PP-1450
Blunt: T0310-BE-1450

Specifications:
Overall Length: 1450mm
Diameter: 160mm
Approx Weight: 199Kgs
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OEM code: JTHB 400 (TNB 400)

Caldervale Part No:
Conical: T0400-CP-1560
Chisel: T0400-CE-1560
Pyramid: T0400-PP-1560
Blunt: T0400-BE-1560

Specifications:
Overall Length: 1560mm
Diameter: 177mm
Approx Weight: 250Kgs
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OEM code: JTHB 400 (TNB 400)

Caldervale Part No:
Conical: T0400-CP-1650
Chisel: T0400-CE-1650
Pyramid: T0400-PP-1650
Blunt: T0400-BE-1650

Specifications:
Overall Length: 1650mm
Diameter: 177mm
Approx Weight: 278Kgs
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