Drill bush DIN 179 form A, bore 4.2 mm, length 16 mm, outside dia 8 mm, hardened steel

The long version of this DIN 179 bush guides drills of 4.2 mm over an overall length of 16 mm. In form A the bore is rounded on one side, which makes work in the jig easier.

Benefits

• Guide bore of 4.2 mm to DIN 179 for the matching tool
• Outside diameter of 8 mm as a ground seat in the drill plate
• Overall length of 16 mm in the long version of the range short, medium and long
• Special case-hardening steel, hardened to 740 ± 80 HV 10 and ground
• Bore rounded on one side to form A, with a fixed fitting direction in the jig

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 basis is DIN 179 for cylindrical drill bushes. Form A means a bore that is rounded on one side. Made of special case-hardening steel, hardened to 740 ± 80 HV 10 and ground.