Collar drill bushing form B to DIN 172, bore 16.5 x 16 mm, collar 30 mm, case-hardening steel

Made for holes of 16.5 mm, this bushing guides the tool over 16 mm. The short series combines a press fit of 26 mm outside diameter with a 30 mm collar that holds the bushing in the plate.

Benefits

• Ground guiding bore of 16.5 mm within the tolerances of DIN 172
• Press fit of 26 mm outside diameter in the holder of the jig
• All-round collar of 30 mm diameter and 4.0 mm height acting as a stop
• Guiding length of 16 mm, short design
• Form B design of DIN 172 with the bore rounded on both sides, also for a reversed fit
• Hardened case-hardening steel at 740 ± 80 HV 10 with a ground surface

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

The design complies with DIN 172 form B. In form B the bore is rounded on the opposite side as well. The material is case-hardening steel, hardened to 740 ± 80 HV 10 and ground.