Collar drill bushing form B to DIN 172, bore 12.7 x 16 mm, collar 26 mm, case-hardening steel

With a bore of 12.7 mm and an overall length of 16 mm, this bushing keeps the tool on track inside the drilling jig. The collar of 26 mm diameter and 4.0 mm height bears on the drill plate and secures the bushing against axial slipping.

Benefits

• Bore 12.7 mm, ground and dimensionally accurate to DIN 172
• Overall length 16 mm in the short series
• Outside diameter 22 mm for the press fit in the drill plate
• Collar 26 mm with 4.0 mm height for axial location
• Case-hardening steel, hardened to 740 ± 80 HV 10 and ground
• Form B to DIN 172, the bore is rounded on both sides and can be loaded from either end

Applications

It suits drilling jigs, drill templates and assembly fixtures in which the tool has to be guided safely over 16 mm, even with frequent tool changes.

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.