
Hardware & Machinery
DongCheng Electric Wrench DPB20S 450W Heavy Duty Impact Wrench | 350Nm Torque
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The DongCheng Electric Wrench DPB20S is a powerful 450W electric impact wrench designed for automotive workshops, construction sites, industrial maintenance, and heavy-duty fastening applications. Featuring a maximum torque of up to 350Nm, a durable metal gearbox, and a 1/2-inch square drive, it delivers reliable performance for tightening and loosening bolts and nuts. Its ergonomic design and efficient impact mechanism ensure high productivity and comfortable operation.
Key Features
- Powerful 450W motor for heavy-duty performance.
- Maximum fastening torque of 300–350Nm.
- Durable metal gearbox for extended service life.
- 1/2-inch (12.7 × 12.7mm) square drive for standard impact sockets.
- High impact mechanism for fast tightening and loosening.
- Suitable for M12–M20 bolts.
- Ergonomic grip for comfortable operation.
- Ideal for automotive repair, machinery maintenance, construction, and industrial applications.
Product Specifications
| SpecificationDetails | |
| Brand | DongCheng |
| Model | DPB20S |
| Product Type | Electric Impact Wrench |
| Rated Power | 450W |
| No-Load Speed | 1800 RPM |
| Rated Impact Frequency | 2000 impacts/min |
| Maximum Torque | 300–350 Nm |
| Bolt Capacity | M12–M20 |
| Square Drive | 12.7 × 12.7 mm (1/2") |
| Gearbox | Heavy-Duty Metal Gearbox |
| Net Weight | Approx. 3.1 kg |
| Application | Automotive, Construction, Industrial Maintenance, Machinery Repair |
| Power Source | Corded Electric |
20 items available
Applicable Freight Charges
- NPR 70-120-200 respectively for Inside Ringroad, Outside Ringroad and Outside Valley, In case of Normal Delivery
- NPR 1500-2000-3000 respectively for Inside Ringroad, Outside Ringroad and Outside Valley, In case of Bulk Delivery
Description
The DongCheng Electric Wrench DPB20S is a powerful 450W electric impact wrench designed for automotive workshops, construction sites, industrial maintenance, and heavy-duty fastening applications. Featuring a maximum torque of up to 350Nm, a durable metal gearbox, and a 1/2-inch square drive, it delivers reliable performance for tightening and loosening bolts and nuts. Its ergonomic design and efficient impact mechanism ensure high productivity and comfortable operation.
Key Features
- Powerful 450W motor for heavy-duty performance.
- Maximum fastening torque of 300–350Nm.
- Durable metal gearbox for extended service life.
- 1/2-inch (12.7 × 12.7mm) square drive for standard impact sockets.
- High impact mechanism for fast tightening and loosening.
- Suitable for M12–M20 bolts.
- Ergonomic grip for comfortable operation.
- Ideal for automotive repair, machinery maintenance, construction, and industrial applications.
Product Specifications
| SpecificationDetails | |
| Brand | DongCheng |
| Model | DPB20S |
| Product Type | Electric Impact Wrench |
| Rated Power | 450W |
| No-Load Speed | 1800 RPM |
| Rated Impact Frequency | 2000 impacts/min |
| Maximum Torque | 300–350 Nm |
| Bolt Capacity | M12–M20 |
| Square Drive | 12.7 × 12.7 mm (1/2") |
| Gearbox | Heavy-Duty Metal Gearbox |
| Net Weight | Approx. 3.1 kg |
| Application | Automotive, Construction, Industrial Maintenance, Machinery Repair |
| Power Source | Corded Electric |

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