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Large Class Hydraulic Hammers

Get reliable productivity and versatility with our range of large hydraulic breakers for excavators and other carriers.

At RJB Hydraulic Hammers, we offer an extensive lineup of heavy-duty breakers that are designed to achieve the levels of productivity you need to save time and money on even the biggest jobs. You don’t have to sacrifice quality, durability, or ease of maintenance to get the results you want.

These hydraulic hammers for excavators are designed to take on some of the most demanding applications, from commercial demolition projects to breaking massive slabs of concrete to open pit mining. Whether you’re breaking concrete, starting a tunneling or trenching project, or managing quarry work, you can find the hammer you need right here.

Our line of large class hammers are compatible with a range of carriers, and each is designed to provide the efficiency and accuracy you need for controlled breaking and demolition.

Make sure you have the right equipment to take on the toughest jobs. Take a look at these breakers and find the one that can complete the job while maximizing your uptime and profitability.

MODEL INDEXCARRIER WT (US TONS)UNIT WT (LBS)
HK25024.3 - 33.15080
HK28030.8 - 38.55960
HK33031.9-39.66620
HK38037.4 - 49.57810
HK50044 - 71.58320

HK250 Hydraulic Hammer

The HydroRam HK250 is a great fit for 24.2 to 33 metric ton carriers. This aggressive 7500 ft-lb class hydraulic hammer for sale delivers all the power and precision of a large class hammer even though it has a medium-class hammer price range.

In other words, the HK250 was designed to provide the biggest bang for your buck.

Discover how this hydraulic concrete breaker for an excavator backed by RJB Hydraulic Hammers can deliver the high production and maximum value you need.

Quick Specs

  • Working Weight: 5080 lbs.
  • Oil Flow: 37-50.2 GPM
  • BPM: 300-450
  • Tool Diameter: 5.7 inches
HK250 Hydraulic Hammer
HK250

ModelHK250HK250S - Box Housing Bracket
Recommended Carrier (US tons)24.2~3324.2~33
Impact Energy Class (ft.lbs)75007500
Impact Frequency (bpm)300~450300~450
Working Weight (lbs/Kg)5080/23105170/2350
Oil Flow (gpm/lpm)37-50.2/140-19037-50.2/140-190
Operating Pressure (psi/bar)2320-2610/160-1802320-2610/160-180
Tool Diameter (inch/mm)5.7/1455.7/145
Overall Length (inch/mm)117.3/2980116/2945
Hose Diameter (inch)1.251.25

  1. “Impact Energy Class” does not relate to measured impact energy. It is a marketing rating.
  2. Working weights may vary depending on the bracket configuration.
  3. Specifications are subject to change without notice.

Ready to find out more?

Call Us Toll Free at 1-888-651-0187 or click to the button to Request a Quote today!

HK280 Hydraulic Hammer

is an unyielding 9000 ft-lb class hydraulic hammer, designed for 30.8 to 38.5 metric ton carriers. Discover for yourself how powerful and durable this breaker really is. You can use this hammer in a wide range of situations to break large rocks and huge slabs of concrete.

HK280 hammers have performed flawlessly for us over the past 12 years. Those original units we sold so long ago are still operating efficiently today.

Our fully stocked U.S. warehouse has the parts for each of our HydroRam hydraulic hammers. When you need top performance while still staying within a budget, the HK280 can provide everything you need.

Quick Specs

  • Working Weight: 5960 lbs.
  • Oil Flow: 44.9-63.4 GPM
  • BPM: 320-400
  • Tool Diameter: 6.1 inches
HK280 Hydraulic Hammer
HK280

ModelHK280HK280S - Box Housing Bracket
Recommended Carrier (US tons)30.8~38.530.8~38.5
Impact Energy Class (ft.lbs)90009000
Impact Frequency (bpm)320~400320~400
Working Weight (lbs/Kg)5960/27106120/2780
Oil Flow (gpm/lpm)44.9-63.4/170-24044.9-63.4/170-240
Operating Pressure (psi/bar)2320-2610/160-1802320-2610/160-180
Tool Diameter (inch/mm)6.1/1556.1/155
Overall Length (inch/mm)127/3225128/3255
Hose Diameter (inch)1.251.25

  1. “Impact Energy Class” does not relate to measured impact energy. It is a marketing rating.
  2. Working weights may vary depending on the bracket configuration.
  3. Specifications are subject to change without notice.

Ready to find out more?

Call Us Toll Free at 1-888-651-0187 or click to the button to Request a Quote today!

HK330 Hydraulic Hammer

The HydroRam HK330 is our tenacious 10,000 ft.lb class hydraulic hammer. The working tool diameter is 6.22″ and operates with a flow range of 47.6 - 66 GPM and this model performs extremely well on the big excavators in the 31.9-39.6 metric ton class range. If your excavator weighs almost 80,000 lbs., this breaker can provide everything you need to effectively complete your next project.

The HK330 hydraulic breakers also work extremely well underwater, and we provide underwater kits for our large hammer group. And, for an optional setup fee, we can come to your job-site and assist with operator and service training and kit installation to ensure your maximum success with these types of applications.

Quick Specs

  • Working Weight: 6620 lbs.
  • Oil Flow: 47.6-66 GPM
  • BPM: 250-400
  • Tool Diameter: 6.22 inches
HK330 Hydraulic Hammer
HK330

ModelHK330HK330S - Box Housing Bracket
Recommended Carrier (US tons)31.9~39.631.9~39.6
Impact Energy Class (ft.lbs)1000010000
Impact Frequency (bpm)250~400250~400
Working Weight (lbs/Kg)6620/30106655/3025
Oil Flow (gpm/lpm)47.6-66/180-25047.6-66/180-250
Operating Pressure (psi/bar)2320-2610/160-1802320-2610/160-180
Tool Diameter (inch/mm)6.22/1586.22/158
Overall Length (inch/mm)130.3/3310130/3295
Hose Diameter (inch)1.251.25

  1. “Impact Energy Class” does not relate to measured impact energy. It is a marketing rating.
  2. Working weights may vary depending on the bracket configuration.
  3. Specifications are subject to change without notice.

Ready to find out more?

Call Us Toll Free at 1-888-651-0187 or click to the button to Request a Quote today!

HK380 Hydraulic Hammer

The HK380 HydroRam is our premium 12,000 ft.lb class hydraulic hammer. This powerful breaker is designed to deliver the hard-hitting capabilities you need (and even exceed your expectations).

The HK380 is best suited for carriers in the 37.4-49.5 metric ton range. If you have an excavator weighing up to 93,000 lbs. this will be a great match-up. The working tool is 6.69” and it will handle flows from 55.5-76.6 GPM.

Like all HydroRam Hammers, beginning with the HK130, you can get underwater-capable kits and use auto-lube systems. Get the power and reliability you need for your quarry or large demolition jobs today.

Quick Specs

  • Working Weight: 7304 lbs.
  • Oil Flow: 55.5-76.6 GPM
  • BPM: 220-380
  • Tool Diameter: 6.69 inches
HK380 Hydraulic Hammer
HK380

ModelHK380HK380S - Box Housing Bracket
Recommended Carrier (US tons)37.4~49.537.4~49.5
Impact Energy Class (ft.lbs)1200012000
Impact Frequency (bpm)220~380220~380
Working Weight (lbs/Kg)7810/35426710/3050
Oil Flow (gpm/lpm)55.5-76.6/210-29055.5-76.6/210-290
Operating Pressure (psi/bar)2320-2610/160-1802320-2610/160-180
Tool Diameter (inch/mm)6.69/1706.69/170
Overall Length (inch/mm)134.2/3410135/3430
Hose Diameter (inch)1.251.25

HK580S In Action

Ready to find out more?

Call Us Toll Free at 1-888-651-0187 or click to the button to Request a Quote today!

HK500 Hydraulic Hammer

The HK500 HydroRam is the most forceful hydraulic breaker in the Large Class Severe-Duty Series featured at RJB Hydraulic Hammers.

This superior, high-production model is rated in the 13,000 ft.lb class of hydraulic hammers and works extremely well with carriers from 44-71.5 ton. The working tool is 7.09 inches and it will handle 63.4-84.5 GPM.

Call us to find out why this hammer is so effective on so many jobs. Learn how you can increase production with this first-class hammer and ensure trouble-free operation.

Quick Specs

  • Working Weight: 8320 lbs.
  • Oil Flow: 63.4-84.5 GPM
  • BPM: 250-350
  • Tool Diameter: 7.09 inches
HK500 Hydraulic Hammer
HK500

ModelHK500HK500S - Box Housing Bracket
Recommended Carrier (US tons)44~71.544~71.5
Impact Energy Class (ft.lbs)1300013000
Impact Frequency (bpm)250~350250~350
Working Weight (lbs/Kg)8320/37808505/3865
Oil Flow (gpm/lpm)63.4-84.5/240-32063.4-84.5/240-320
Operating Pressure (psi/bar)2320-2610/160-1802320-2610/160-180
Tool Diameter (inch/mm)7.09/1807.09/180
Overall Length (inch/mm)141.7/3600144/3655
Hose Diameter (inch)1.251.25

Ready to find out more?

Call Us Toll Free at 1-888-651-0187 or click to the button to Request a Quote today!

A Big Solution for a Big Job

In order to work as efficiently and profitably as possible, you need to make sure that the hydraulic rock hammer for your excavator is properly sized for the job at hand and the machine that is working it.

At RJB Hydraulic Hammers, you can find a wide range of hydraulic hammers for excavators that were designed and built to improve your production capabilities while reducing operating costs and simplifying maintenance.

Start maximizing uptime and increasing your efficiency and profitability by contacting us today to learn more about your options.

"Serving Our Customers Worldwide With Integrity Since 1999"