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The power tool torque adapter 4-988-RPM fits via the E6.3 quick-change connection between a cordless screwdriver and a 1/4 inch bit, holding a factory preset tightening torque of 5.0 Nm with +/-10% tolerance over 20,000 clicks at up to 250 rpm.
Power Tool Torque Adapter 5.0 Nm with E6.3 Quick-Change (250 rpm) - Bernstein 4-988-RPM
BERNSTEIN
Original product
Net price (excl. VAT)
€33.95
Item
BS-4-988-RPM
Manufacturer no.
4-988-RPM
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.4-988-RPM
EAN4250838529822
Customs tariff number82042000
ConditionNew
Article
BS-4-988-RPM
Frequently Bought Together
Anyone turning a standard cordless screwdriver into a precise torque tool fits the power tool torque adapter 4-988-RPM between the machine and a 1/4 inch bit using the E6.3 quick-change connection. It is factory preset to 5.0 Nm and holds that value at a maximum speed of 250 rpm for at least 20,000 clicks.
Advantages
- Overtightening is impossible, the click sound reliably signals 5.0 Nm
- Fixed preset for 20,000 clicks at +/-10% tolerance, factory certificate on request
- E6.3 quick-change connection fits between any standard cordless screwdriver and a 1/4 inch bit
- No torque unlocking when loosening, giving 30% higher breakaway torque without extra tools
- Permissible speed up to 250 rpm with minimum click repetition
- Compact design with 62.7 mm overall length and 12 mm adapter diameter
Technical Data
| Feature | Value |
|---|---|
| Preset | Precise for 20,000 clicks (max. speed 250 rpm) |
| Tolerance | +/-10% (factory certificate on request) |
| Tightening torque | 5.0 Nm / 51.0 Kgfcm / 44.3 in-lb |
| Bit magnetic holder | 1/4 inch hexagon 6.35 mm (DIN 3126) |
| Connection | Quick-change E6.3 machine mount |
| Material | Alloyed steel |
| Adapter diameter | 12 mm |
| Adapter length | 37.7 mm (without shank) |
| Overall length | 62.7 mm |
| Weight | 28 g |
Application
For work on electronic equipment, in quick-change systems, robotic stations, aerospace and medical technology wherever an exact tightening torque of 5.0 Nm is required and the screwdriver sits directly on the bit.
Standards and Supply Data
- Tested to DIN EN ISO 6789 (manually operated torque screwdriving tools)
- EAN 4250838529822
- Customs tariff number 82042000
- Country of origin Taiwan
| Norm | DIN 3126, DIN EN ISO 6789 |
|---|---|
| Manufacturer Nr. | 4-988-RPM |
| Manufacturer | Bernstein |
| EAN | 4250838529822 |
| Weight | 0.028000 |
| HS-Code | 82042000 |
| GPSR manufacturer information | BERNSTEIN Werkzeugfabrik Industriehof Trecknase 1 DE-42897 Remscheid www.bernstein-werkzeuge.de |
| Article authenticity | Original product |
| Condition of article | New |
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