Description

Material – Machining=High Speed Steel
Material=52120 Thur Hardened
Drill Size=2 1/4 in
Outside Dia. Tolerance=+0.0022 in /+0.0026 in
Concentricity Tolerance=.0005″ T.I.R. max
Drill Bushing Wall Type=Standard Wall
Measurement System=Fractional Inch
Bushing Head Type=Headed
Rockwell Hardness=RC 62-64
Item=Drill Bushing Liner
Inside Dia.=2 1/4 in
Overall Length=3 in
Head Dia.=2 7/8 in
Heat Treatment=Through Hardened
Inside Dia. Tolerance=+0.0002 in /+0.0006 in
Bushing Type=Head Liner
Outside Dia.=2 3/4 in
Hardness=Rc 62-64
Size – Decimal=2-1/4 in – 2.2500
Decimal Equivalent=2.2500
Bushing Code=HL