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This bush keeps the 7.7 mm drill on the intended axis and protects the jig against wear. It is made of special case-hardening steel, hardened to 740 ± 80 HV 10 and ground. Overall length 20 mm, outside diameter 12 mm.
Drill bush DIN 179 form A, long type, bore 7.7 mm, length 20 mm, outside dia 12 mm
FLUIDICS EQUIPMENT
Original product
Net price (excl. VAT)
€7.06
Item
FL-755199
Manufacturer no.
179-7,7X20-A
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.179-7,7X20-A
EAN4070497004818
Customs tariff number73269098
ConditionNew
Artikel
FL-755199
Frequently Bought Together
For repeatable holes of 7.7 mm diameter this bush is seated in the drill plate by its ground outside diameter of 12 mm. The drill stays guided across 20 mm of length, and the bore is rounded on one side.
Benefits
- Special case-hardening steel, hardened to 740 ± 80 HV 10 and ground
- Guide bore of 7.7 mm to DIN 179 for the matching tool
- Outside diameter of 12 mm as a ground seat in the drill plate
- Bore rounded on one side to form A, with a fixed fitting direction in the jig
- Dimensions to DIN 179, so existing bushes can be replaced size for size
Technical data
| Feature | Value |
|---|---|
| Bore diameter D1 [mm] | 7.7 |
| Overall length L1 [mm] | 20 |
| Design | long |
| Outside diameter D2 [mm] | 12 |
| Bore design | rounded on one side (form A) |
| Material | Special case-hardening steel |
| Hardness | 740 ± 80 HV 10 |
| Treatment | hardened and ground |
| Standard | DIN 179 |
Applications
- Drilling jigs and drill templates in series production
- Jig and tool making
- Repeatable hole patterns in sheet metal, profiles and housings
- Maintenance work where hole patterns are reworked
Standard and material
The bush is made to DIN 179 in form A, and the bore is rounded on one side. The material is special case-hardening steel, hardened to 740 ± 80 HV 10 and ground.
| Weight | 0.010000 |
|---|---|
| Manufacturer | Fluidics equipment |
| Hersteller-Nr | 179-7,7X20-A |
| EAN | 4070497004818 |
| 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 |
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