Cylindrical drill bush DIN 179 form A, bore 10 mm, length 20 mm, outside dia 15 mm, ground

During drilling in the jig this bush takes over the guidance of the 10 mm tool. The overall length of 20 mm sets the bearing surface of the drill in the medium version, and the bore matches form A of DIN 179.

Benefits

• Guide bore of 10 mm to DIN 179 for the matching tool
• Overall length of 20 mm in the medium version of the range short, medium and long
• Bore rounded on one side to form A, with a fixed fitting direction in the jig
• Wall thickness of 2.5 mm between the 10 mm bore and the 15 mm seat
• Special case-hardening steel, hardened to 740 ± 80 HV 10 and ground

Applications

• Series drilling on jigs with high piece numbers
• Drill templates for assembly work on site
• Guiding twist drills and reamers in the jig
• Repair of worn drill plates by replacement of the same size

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.