ZT2021D 1/4 Inch Air Hydraulic Riveter with Digital Module
The ZT2021D 1/4 inch Air Hydraulic Riveter with Digital Module is a next-generation fastening tool that integrates heavy-duty hydraulic riveting power with advanced digital monitoring technology. Designed for industries that demand both secure fastening and data-driven quality control, this tool ensures precise riveting performance while recording essential usage information. By combining strength, speed, and smart functionality, it supports modern manufacturing requirements and Industry 4.0 standards.
Features
High-power air hydraulic drive capable of setting 1/4 inch rivets with consistent pulling force
Built-in digital module for cycle counting, performance monitoring, and preventive maintenance alerts
Ergonomic handle design and balanced construction for reduced operator fatigue
Quick mandrel ejection system for faster cycle times and uninterrupted workflow
Lightweight but rugged housing engineered for long-term industrial use
Optimized pneumatic system for reliable performance with low air consumption
User-friendly maintenance design to minimize downtime and extend service life
Applications
The ZT2021D is ideal for a wide range of applications, including.
Automotive body and chassis assembly
Truck, trailer, and bus manufacturing
Aerospace structural fastening and repair operations
Construction, steel fabrication, and general industrial assembly
Production lines requiring repetitive riveting with full quality traceability
Performance Advantages
Consistent Riveting Strength: Hydraulic mechanism delivers stable pulling power for aluminum, steel, and stainless steel rivets
Digital Traceability: Integrated digital module tracks cycle counts and tool usage data, enabling predictive maintenance and quality auditing
Productivity: Faster cycle times and automatic mandrel ejection improve throughput in high-volume operations
Operator Comfort: Balanced lightweight design reduces fatigue and supports long working hours on assembly lines
Cost Efficiency: Durable internal components and digital monitoring reduce unexpected downtime and lower total ownership cost
Why Choose ZT2021D
The ZT2021D 1/4-inch Air Hydraulic Riveter with Digital Module is more than just a fastening tool — it is an innovative production solution. By combining proven hydraulic riveting power with digital process control, manufacturers can achieve higher productivity, consistent quality, and complete traceability. This makes it the ideal choice for companies aiming to modernize their assembly operations and align with Industry 4.0 innovative manufacturing practices.
Features
- Features with the most advanced patented digital module to enable operators to know the rivet tool setting capacity instantly under various air supply conditions and the rivet setting cycles performed during their working period.
- It will also remind operators when to do service or maintenance to the tool at the proper intervals.
- It will help to cease the controversy about the warranty issue, especially if the tool has been misused or abused with abnormally high air pressure, which exceeds the design specification.
- Built with patented “Module units assembled in composite clam shell housing” for the ease of tool service.
- Patented “Broken mandrel vacuum collection system” for the cleanliness and safety of the work area.
- Forged and heat-treated aluminum alloy made Hydraulic Section for the best rigidity.
- Easy-to-adjust head and nut designed for obtaining the most effective stroke.
- Ergonomic texture-coated composite housing for the operator’s comfort.
- The swivel air inlet design enhances maneuverability.
- Aluminum Alloy Forged Hydraulic Section
- Collection Bottle
- Air Actuating Module
- Composite Clam Shell Housing
- AAA Battery Port
- LCD Module
- USB Port
- Vacuum ON/OFF Switch
- Spare Nose Pieces Port
Specification:
- Traction Power: 4400(2000) Ibf(kgf)
- Stroke Length: 21 mm
- Net Weight: 5.6(2.5) lbs(kgs)
- Operating Air Pressure: 90(6.2) PSI(bar)
- Air inlet Size: 1/4 inch-NPT/PT
- Min. Hose Size: 3/8(10) inch(mm)
- Nosepieces Equipped: 3/16(4.8)1/4(6.4)Monobolt 3/16(4.8)1/4(6.4) inch(mm)
- Max. 1/4″(6.4mm) structural rivets in all materials
DO NOT apply air pressure over 110 psi / 7.5 bar to these tools.
*Please refer to the blind rivet specification to ensure the tensile strength is lower than the traction power of the model you select.
| Model | Traction Power lbf(kgf) | Stroke Length inch(mm) | Net Weight lbs(kgs) | Nosepieces Equipped inch(mm) | Max. Capacity |
| ZT0520 | 1100(500) | 51/64(20) | 3.8(1.7) | 3/32(2.4)1/8(3.2) 5/32(4.0) | Max. 5/32″(4.0mm) structural rivets in all materials |
| ZT0520D | 1100(500) | 51/64(20) | 3.8(1.7) | 3/32(2.4)1/8(3.2) 5/32(4.0) | Max. 5/32″(4.0mm) structural rivets in all materials |
| ZT0715 | 1500(700) | 19/32(15) | 3.8(1.7) | 3/32(2.4)1/8(3.2) 5/32(4.0)3/16(4.8) | Max. 3/16″(4.8mm) blind rivets in steel/steel |
| ZT0715D | 1500(700) | 19/32(15) | 3.8(1.7) | 3/32(2.4)1/8(3.2) 5/32(4.0)3/16(4.8) | Max. 3/16″(4.8mm) blind rivets in steel/steel |
| ZT0922 | 2000(920) | 7/8(22) | 4.2(1.9) | 5/32(4.0)3/16(4.8) Monobolt 3/16(4.8) | Max. 3/16″(4.8mm) structural rivets in all materials |
| ZT0922D | 2000(920) | 7/8(22) | 4.2(1.9) | 5/32(4.0)3/16(4.8) Monobolt 3/16(4.8) | Max. 3/16″(4.8mm) structural rivets in all materials |
| ZT1218 | 2523(1150) | 23/32(18) | 4.2(1.9) | 5/32(4.0)3/16(4.8) 1/4(6.4) | Max. 1/4″(6.4mm) blind rivets in steel/steel |
| ZT1218D | 2523(1150) | 23/32(18) | 4.2(1.9) | 5/32(4.0)3/16(4.8) 1/4(6.4) | Max. 1/4″(6.4mm) blind rivets in steel/steel |
| ZT1528 | 3300(1500) | 1-1/8(28) | 5.6(2.5) | 3/16(4.8)1/4(6.4) Monobolt 3/16(4.8)1/4(6.4) | Max. 1/4″(6.4mm) structural rivets in all materials |
| ZT1528D | 3300(1500) | 1-1/8(28) | 5.6(2.5) | 3/16(4.8)1/4(6.4) Monobolt 3/16(4.8)1/4(6.4) | Max. 1/4″(6.4mm) structural rivets in all materials |
| ZT1725 | 3700(1700) | 63/64(25) | 5.6(2.5) | 3/16(4.8)1/4(6.4) Monobolt 3/16(4.8)1/4(6.4) | Max. 1/4″(6.4mm) structural rivets in all materials |
| ZT1725D | 3700(1700) | 63/64(25) | 5.6(2.5) | 3/16(4.8)1/4(6.4) Monobolt 3/16(4.8)1/4(6.4) | Max. 1/4″(6.4mm) structural rivets in all materials |
| ZT2021 | 4400(2000) | 53/64(21) | 5.6(2.5) | 3/16(4.8)1/4(6.4) Monobolt 3/16(4.8)1/4(6.4) | Max. 1/4″(6.4mm) structural rivets in all materials |
| ZT2021D | 4400(2000) | 53/64(21) | 5.6(2.5) | 3/16(4.8)1/4(6.4) Monobolt 3/16(4.8)1/4(6.4) | Max. 1/4″(6.4mm) structural rivets in all materials |
| ZT2021-8 | 4400(2000) | 53/64(21) | 5.6(2.5) | 5/16(7.8) | Max. 5/16″(7.8mm) blind rivets in steel/steel |
| ZT2021D-8 | 4400(2000) | 53/64(21) | 5.6(2.5) | 5/16(7.8) | Max. 5/16″(7.8mm) blind rivets in steel/steel |
| ZT2318 | 5000(2300) | 23/32(18) | 5.6(2.5) | 3/16(4.8)1/4(6.4) Monobolt 3/16(4.8)1/4(6.4) | Max. 1/4″(6.4mm) structural rivets in all materials |
| ZT2318D | 5000(2300) | 23/32(18) | 5.6(2.5) | 3/16(4.8)1/4(6.4) Monobolt 3/16(4.8)1/4(6.4) | Max. 1/4″(6.4mm) structural rivets in all materials |
| ZT2318-8 | 5000(2300) | 23/32(18) | 5.6(2.5) | 5/16(7.8) | Max. 5/16″(7.8mm) structural rivets in all materials |
| ZT2318D-8 | 5000(2300) | 23/32(18) | 5.6(2.5) | 5/16(7.8) | Max. 5/16″(7.8mm) structural rivets in all materials |


