Description

Head Material=High Speed Steel
Bushing Head Type=Headed
Material – Machining=High Speed Steel
Inside Dia.=6.40 mm
Material=52100 Thru Hardened
Head Thickness=7/32″
Drill Bushing Wall Type=Standard Wall
Overall Length=1 3/4 in
Concentricity Tolerance=.0003″ T.I.R. Max
Drill Size=6.40 mm
Measurement System=Metric
Inside Dia. Tolerance=+0.0001 in /+0.0004 in
Item=Headed Press-Fit Drill Bushing (H)
Outside Dia.=1/2 in
Length under Head=1-3/4″
Rockwell Hardness=RC 62-64
Finish=High Speed Steel
Outside Dia. Tolerance=+0.0017 in /+0.0014 in
Heat Treatment=Through Hardened
Head Dia.=39/64 in
Bushing Type=Head Press Fit
Hardness=Rc 62-64
Decimal Equivalent=0.2520
Head Type=Yes
Bushing Code=HM
Size – Decimal=#12 – 0.1890