Drill bush DIN 179 form A, long type, bore 30.5 mm, length 56 mm, outside dia 48 mm

With a guide bore of 30.5 mm this bush to DIN 179 accepts the drill and supports it over 56 mm of length. In form A the bore is rounded on one side, and the seat in the jig measures 48 mm.

Benefits

• Outside diameter of 48 mm as a ground seat in the drill plate
• Guide bore of 30.5 mm to DIN 179 for the matching tool
• Bore rounded on one side to form A, with a fixed fitting direction in the jig
• Overall length of 56 mm in the long version of the range short, medium and long
• Guide length of about 1.8 drill diameters at 56 mm of length

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 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.