Cylindrical drill bush DIN 179 form A, bore 40.5 mm, length 30 mm, outside dia 55 mm

The short version of this DIN 179 bush guides drills of 40.5 mm over an overall length of 30 mm. In form A the bore is rounded on one side, which makes work in the jig easier.

Benefits

• Overall length of 30 mm in the short version of the range short, medium and long
• Guide bore of 40.5 mm to DIN 179 for the matching tool
• 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
• Outside diameter of 55 mm as a ground seat in the drill plate
• Dimensions to DIN 179, so existing bushes can be replaced size for size

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 design corresponds to DIN 179, form A. Case-hardening steel at 740 ± 80 HV 10 together with ground surfaces determines the service life of the bush.