Drill bush DIN 179 form A, bore 20 mm, length 45 mm, outside dia 30 mm, case-hardened steel
The long version of 45 mm overall length is intended for long guide lengths and deep holes and guides drills of 20 mm diameter. Within the range this 20 mm bore is available in the lengths short, medium and long, here in the long version with 45 mm.
Benefits
- Overall length of 45 mm in the long version of the three lengths short, medium and long
- Special case-hardening steel, hardened to 740 ± 80 HV 10 and ground
- Bore to form A, that is rounded on one side
- Guide bore of 20 mm to DIN 179 for the matching drill
- Outside diameter of 30 mm as a ground seat in the jig plate
- Bore rounded on one side, giving a defined fitting direction in the jig
Technical data
| Feature | Value |
|---|---|
| Bore diameter D1 [mm] | 20 |
| Overall length L1 [mm] | 45 |
| Version | long |
| Outside diameter D2 [mm] | 30 |
| Bore form | rounded on one side (form A) |
| Material | Special case-hardening steel |
| Hardness | 740 ± 80 HV 10 |
| Finish | hardened and ground |
| Standard | DIN 179 |
Applications
- Holes in sheet metal, profiles and housings that have to be repeatable in position and diameter
- Maintenance and repair work when hole patterns are reworked
- Gauge making and prototype work in small batches
- Drilling jigs and drilling templates in series production
Standard and material
The bush is made to DIN 179 in form A, with the bore rounded on one side. The material is special case-hardening steel, hardened to 740 ± 80 HV 10 and ground.
| Weight | 0.135000 |
|---|---|
| Manufacturer | Fluidics equipment |
| Hersteller-Nr | 179-20X45-A |
| EAN | 4050571999094 |
| Zolltarifnummer | 73269098 |
| GPSR Herstellerdaten | A1-ESD equipment GmbH. Keldersstr. 15, DE-42697 Solingen, www.esd.equipment |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Bauform | lang |
| Bauform Bohrung | einseitig abgerundet (Form A) |
| Norm | DIN 179 |




