- Includes 4mm precision screwdriver head with magnetic design
- Ratchet handle for easy clockwise and counterclockwise operation
Material:
- 53 precision screwdriver heads made of high-precision CNC machined Cr-V chrome vanadium steel
- Wear-resistant and durable
Storage:
- Vertical slot design in the storage box for easy organization
- Clear labeling of screwdriver head specifications
- Portable and convenient storage box
Package Contents:
- 24pc Cr-V 1/4" bits
- 30pc Cr-V 4mm bits
- Various sizes of screwdriver heads including PH, S, T, PZ, Y, and more
- 1/4" extension bar and adaptor for 4.0mm bits
| Width | 10.4 |
| Height | 4.8 |
| NetWeight | 0.5 |
| Brand | Pro'sKit |
| Model | SD-9857M |
| Description | 57-in-1 Repair Screwdriver Set |
| Application | Widely used for maintenance, disassembly, and repair of 3C products, household appliances, and electronic products |
| Packaging | Includes a commemorative 30th-anniversary edition box with quick-release chuck mechanism and adjustable extension length |
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| Note |
| Random selection of old and new versions for shipping. |