Drill bush DIN 179 form B, long type, bore 5.9 mm, length 20 mm, outside dia 10 mm

With a guide bore of 5.9 mm this bush to DIN 179 accepts the drill and supports it over 20 mm of length. In form B the bore is rounded on both sides, and the seat in the jig measures 10 mm.

Benefits

• Bore rounded on both sides to form B, so the bush can be fitted either way round
• Overall length of 20 mm in the long version of the range short, medium and long
• Guide bore of 5.9 mm to DIN 179 for the matching tool
• Dimensions to DIN 179, so existing bushes can be replaced size for size
• Outside diameter of 10 mm as a ground seat in the drill plate

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

Dimensions and design follow DIN 179. The material is special case-hardening steel, the hardness is 740 ± 80 HV 10, and the functional surfaces are ground.