Yantai Hope Precision Machinery Co., Ltd. is a luminary in the realm of innovation, skillfully merging industry prowess with trade expertise. For two illustrious decades, we have been zealously dedicated to the craftsmanship of superior excavator attachments, continually setting new standards for precision and unmatched quality.
At the core of our esteemed company is a cadre of seasoned experts, whose profound expertise and steadfast dedication are our most cherished assets.
Their expansive professional acumen and practical experience propel our relentless pursuit of excellence. We uphold stringent quality standards, ensuring that every element-from the careful selection of raw materials to the final stages of manufacturing-achieves unparalleled quality and performance in our excavator attachments.
The superior quality of our products reverberates across the industry, earning us a prestigious reputation and propelling our company's continual growth and cutting-edge innovation.

Explore the versatility of Hope's hydraulic breakers, available in three refined designs: Side Type, Tower Type, and Silenced Type, each meticulously crafted to fulfill diverse operational needs.
What distinguishes the side type, top type, and silenced type hydraulic breakers from one another?
1.a. The Side Type features strategically positioned installation pins on the breaker's side, ensuring steadfast reliability.
b. In the Top Type, the installation pins are strategically positioned on the top, enhancing its formidable design.
c. The Silenced Type is equipped with a fully enclosed bracket, effectively reducing noise while maintaining top pin placement, similar to the Top Type, for a powerful yet discreet solution.
2.a. Both the Side and Top types offer simple maintenance and seamless parts replacement, facilitated by their accessible open brackets.
b. For the Silenced breaker, maintenance involves opening the box and repositioning the main body, ensuring meticulous upkeep.
Reveal the unique characteristics of the Side Type, Top Type, and Silenced Type breakers.
Side Type Breaker
- Featuring an open bracket design, this breaker facilitates effortless maintenance.
- Its sleek body structure permits rapid and easy parts exchange.
- Benefit from reduced maintenance costs, optimizing your investment.
- Experience nimble operation akin to a ripper, with an expanded field of vision.
- Designed for peak efficiency and cost-effectiveness, it epitomizes smart design.
Top Type Breaker
- The open bracket design simplifies maintenance effortlessly.
- With a streamlined design, parts are quickly and easily replaceable.
- Engineered for extended reach, it excels in long-distance tasks.
- Delivering powerful performance with economic efficiency, it is a stalwart in arduous environments.
Silenced Type Breaker
- Crafted for minimal noise, ideal for urban projects requiring quiet operation.
- Provides unmatched comfort for operators, enhancing the user experience.
- Designed for extended reach, it excels in long-distance applications.
- Constructed for durability, ensuring longevity and reliability in all environments.
By recognizing the distinct features of each breaker type, you are empowered to choose the perfect match for your excavator requirements. Should guidance be needed, we are here to assist in making an informed decision based on your specific needs.
- Kindly provide your excavator model number or its weight for precise compatibility.
- Indicate your preferred breaker color to harmonize with your project aesthetics.
- Share details of the arm area width, pin diameter, and pin center-to-center measurements for a custom fit.
With unwavering quality and optimal performance, Hope's hydraulic breakers excel in challenging environments such as road and bridge construction, mining, and beyond.
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 proudly operate our own cutting-edge factory, enabling us to offer you unparalleled direct factory prices.
Q: Can you accommodate custom designs?
A: Certainly, we excel in providing comprehensive OEM and ODM services tailored to meet your unique specifications.
Q: What payment terms do you offer?
A: We offer flexible payment options that include T/T, Western Union, and Credit Card, with other terms available for negotiation. Enjoy the ease of a 30% advance payment, with the balance due before delivery.
Q: How about the package?
A: Each of our products is meticulously wrapped with stretch film and securely packed in Pallets or sturdy Plywood cases to ensure they reach you in perfect condition.
Q: How long is the warranty?
A:Enjoy peace of mind with our comprehensive 12-month warranty.Benefit from our 24-hour prompt and responsive after-sales service, dedicated to seamlessly addressing all your needs.
Q: How about delivery time?
A: Anticipate swift delivery within 3-7 working days once full payment is received. The exact transportation time may vary depending on the quantity ordered, ensuring you receive your order promptly.