Drill bush DIN 179 form B, bore 14.2 mm, length 28 mm, outside dia 22 mm, hardened steel

For repeatable holes of 14.2 mm diameter this bush is seated in the drill plate by its ground outside diameter of 22 mm. The drill stays guided across 28 mm of length, and the bore is rounded on both sides.

Benefits

• Special case-hardening steel, hardened to 740 ± 80 HV 10 and ground
• Bore rounded on both sides to form B, so the bush can be fitted either way round
• Guide bore of 14.2 mm to DIN 179 for the matching tool
• Overall length of 28 mm in the medium version of the range short, medium and long
• Wall thickness of 3.9 mm between the 14.2 mm bore and the 22 mm seat

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 B, and the bore is rounded on both sides. The material is special case-hardening steel, hardened to 740 ± 80 HV 10 and ground.