Collar drill bushing DIN 172 form A, bore 15.5 mm, length 36 mm, collar 30 mm, hardened steel

When drilling in jigs, this bushing keeps the 15.5 mm tool on position. The guiding length is 36 mm, the press fit measures 26 mm in diameter and the collar 30 mm.

Benefits

• Overall length 36 mm in the long series
• Bore 15.5 mm, ground and dimensionally accurate to DIN 172
• Collar 30 mm with 4.0 mm height for axial location
• Outside diameter 26 mm for the press fit in the drill plate
• Case-hardening steel, hardened to 740 ± 80 HV 10 and ground
• Form A to DIN 172, the bore is rounded on the collar side so the tool enters easily

Applications

The bushing is used in drilling jigs in tool and fixture making, in series production and in repair work where holes have to be placed repeatably.

Standard and material

Dimensions and tolerances follow DIN 172 in form A. In form A the bore is rounded only on the side of the collar. The bushing is made of hardened and ground case-hardening steel with a hardness of 740 ± 80 HV 10.