Yantai Hope Precision Machinery Co., Ltd. is a forward-thinking technological powerhouse that seamlessly blends industry expertise with trade acumen. For over 20 years, we've been at the forefront of producing and crafting high-quality excavator attachments, solidifying our role as a pivotal player in the industry.
Our company is powered by a team of seasoned professionals, each bringing a wealth of experience and unmatched proficiency to the table.
Their deep-rooted knowledge and extensive hands-on experience ensure unwavering commitment to quality. Every step of our production-from the meticulous selection of raw materials to the final crafting process-is handled with precision, guaranteeing premium, high-performance excavator attachments for our valued clients.
Our exceptional quality has earned us an esteemed reputation, driving consistent progress and growth within the industry.

Explore the range of Hope's hydraulic breakers, available in three distinct types: Side Type, Tower Type, and Silenced Type, each designed to meet unique operational needs.
Curious about the distinctions between side type, top type, and silenced type breakers? Let us enlighten you.
1.a. Side Type: Notably, its installation pins are strategically positioned on the side of the breaker, offering distinctive advantages.
b. Top Type: The installation pins are adeptly placed on the top of the breaker, enhancing operational efficiency.
c. Silenced Type: Encased in a fully sealed bracket akin to a soundproof box, this design minimizes noise, making it ideal for noise-sensitive environments. Interestingly, its installation pins mirror the top type, positioned at the breaker's top.
2.a. Both the side and top type breakers boast an open bracket design, simplifying maintenance tasks and part replacement for seamless operations.
b. Silenced breakers require opening the box and maneuvering the main body for maintenance, demanding a slightly different approach.
Unveil the distinctive features of side, top, and silenced type breakers, each engineered to elevate your operational experience.
Side Type Breaker
- The innovative open bracket design ensures hassle-free maintenance, enhancing longevity and performance.
- Its straightforward body structure enables quick part exchanges, minimizing downtime.
- Benefit from reduced maintenance costs without compromising efficiency.
- Experience agile operation akin to a ripper, with an expansive field of vision for precision tasks.
- Designed for peak efficiency, it offers superior performance with unparalleled cost-effectiveness.
Top Type Breaker
- Enjoy effortless maintenance thanks to its accessible open bracket design, ensuring sustained operational excellence.
- The simplistic design guarantees rapid part replacements, ensuring you remain at the forefront of productivity.
- Capable of extended operation ranges, it's ideal for long-distance projects, optimizing work efficiency.
- Combine power and cost-effectiveness for a solution that delivers robust performance at economical rates.
Silenced Type Breaker
- Tailored for urban projects, it offers significantly reduced noise levels, respecting city sound regulations.
- Operators enjoy an ergonomically designed experience, ensuring comfort throughout long shifts.
- Capable of handling extensive operation ranges, it's perfect for expansive projects, maintaining efficiency.
- Experience enhanced durability for lasting performance and reliability.
Armed with insights into the distinct features of the three breaker types, you're well-equipped to choose the right solution for your excavation needs. Should you require assistance, we're here to guide you with the following details.
- Please provide your excavator model number or the machine's weight.
- Specify the preferred color of your breaker, ensuring it aligns aesthetically with your equipment.
- Detail the arm area's width, pin diameter, and the pin center-to-center measurements for optimal compatibility.
Our Hope hydraulic breakers, synonymous with stability and efficiency, are perfectly suited for challenging environments like roads, bridges, and mining operations.
Item |
35 |
40 |
45 |
53 |
68 |
70 |
75 |
85 |
100 |
140 |
155 |
165 |
175 |
185 |
195 |
Driving flow rate(L/min) |
15-25 |
15-25 |
20-30 |
25-50 |
40-70 |
40-70 |
50-90 |
60-100 |
80-110 |
120-180 |
180-240 |
200-260 |
210-290 |
220-290 |
220-290 |
Operating Pressure(kg/cm2) |
90-120 |
90-120 |
90-120 |
90-120 |
95-130 |
95-130 |
120-150 |
130-160 |
150-170 |
160-180 |
160-180 |
160-180 |
160-180 |
180-220 |
180-220 |
Striking Frequency(b.m.p) |
800-1400 |
800-1400 |
700-1200 |
600-1100 |
500-900 |
500-900 |
400-800 |
400-800 |
350-700 |
350-50 |
350-450 |
250-400 |
200-350 |
200-250 |
180-200 |
Hose Diameter(inch) |
1/2 |
1/2 |
1/2 |
1/2 |
1/2 |
1/2 |
1/2 |
3/4 |
3/4 |
1 |
5/4 |
5/4 |
5/4 |
5/4 |
5/4 |
Chisel Diameter(mm) |
35 |
40 |
45 |
53 |
68 |
70 |
75 |
85 |
100 |
140 |
155 |
165 |
175 |
185 |
195 |
Applicable Vehicle Weight(T) |
0.8-2.5 |
0.8-2.5 |
1.2-3 |
2-3.5 |
4-6 |
4-6 |
4.5-7 |
7-14 |
10-15 |
18-26 |
28-35 |
30-40 |
35-50 |
35-55 |
40-55 |

Q: Are you a manufacturer?
A: Absolutely! We operate our own dedicated factory, allowing you to access unbeatable factory-direct pricing.
Q: Can you provide customers' design?
A: Certainly! We offer comprehensive OEM and ODM services tailored to your design requirements.
Q: What's the payment terms?
A: We offer flexible payment options including T/T, Western Union, and Credit Card. Other terms are open to negotiation. Enjoy the convenience of a 30% advance payment, with the remaining balance due before the delivery of your order.
Q: How is the product packaged for shipping?
A: Our products are carefully wrapped in stretch film and securely packed using Pallets or Plywood cases to ensure they reach you in pristine condition.
Q: What is the duration of the product warranty?
A: The warranty period offered is 12 months, ensuring reliability and peace of mind. Additionally, benefit from our 24-hour prompt after-sales service, ready to address your needs efficiently.
Q: What is the estimated delivery time?
A: Our swift delivery policy ensures that your order will be dispatched within 3-7 working days upon receiving full payment. The exact transportation time may vary based on the quantity ordered, ensuring you receive your products promptly.