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This bush keeps the 4.4 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 12 mm, outside diameter 8 mm.
Cylindrical drill bush DIN 179 form B, bore 4.4 mm, length 12 mm, outside dia 8 mm
FLUIDICS EQUIPMENT
Original product
Net price (excl. VAT)
€4.44
Item
FL-755701
Manufacturer no.
179-4,4X12-B
Personal expert advice
Brand new
Specialist dealer since 2009
Original product
Worldwide shipping
Product data
Manufacturer no.179-4,4X12-B
EAN4070497002029
Customs tariff number73269098
ConditionNew
Artikel
FL-755701
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Total price
This drill bush guides tools of 4.4 mm diameter and keeps the drilling axis in position over the full length of 12 mm. The bore follows form B of DIN 179 and is therefore rounded on both sides.
Benefits
- Bore rounded on both sides to form B, so the bush can be fitted either way round
- Guide bore of 4.4 mm to DIN 179 for the matching tool
- Special case-hardening steel, hardened to 740 ± 80 HV 10 and ground
- Outside diameter of 8 mm as a ground seat in the drill plate
- Guide length of about 2.7 drill diameters at 12 mm of length
Technical data
| Feature | Value |
|---|---|
| Bore diameter D1 [mm] | 4.4 |
| Overall length L1 [mm] | 12 |
| Design | medium |
| Outside diameter D2 [mm] | 8 |
| Bore design | rounded on both sides (form B) |
| Material | Special case-hardening steel |
| Hardness | 740 ± 80 HV 10 |
| Treatment | hardened and ground |
| Standard | DIN 179 |
Applications
- Hole patterns in assembly jigs and equipment frames
- Workshop production with changing workpieces
- Redrilling and opening up holes on existing jigs
- Pattern making and mould making
Standard and material
The design corresponds to DIN 179, form B. Case-hardening steel at 740 ± 80 HV 10 together with ground surfaces determines the service life of the bush.
| Weight | 0.003200 |
|---|---|
| Manufacturer | Fluidics equipment |
| Hersteller-Nr | 179-4,4X12-B |
| EAN | 4070497002029 |
| Zolltarifnummer | 73269098 |
| GPSR Herstellerdaten | A1-ESD equipment GmbH. Keldersstr. 15, DE-42697 Solingen, www.esd.equipment |
| Artikelzustand | New |
| Artikel-Authentizität | Original product |
| Bauform | mittel |
| Bauform Bohrung | beidseitig abgerundet (Form B) |
| Norm | DIN 179 |
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