Dorian Tool Drill Collet Chuck Holder CAT40 ER40H-2500 / .118 Min 1.023 Max

Features and Benefits -.0001” Taper-Bore Runout Tolerance.-Made of 8620 Alloy Steel with Case Hardness of 56-60 HRC and Core Hardness of 36-40 HRC.-Tapers Ground to AT-3 Specifications or BETTER. -Thru Coolant Feature. Specs Brand Dorian Tool Manufacturer's Part Number 73310145191 Collet Series ER40 Shank Type Taper Shank Taper Size CAT40 Through Coolant Yes Minimum Collet Range (Decimal Inch) 0.0780 Maximum Collet Range (Decimal Inch) 1.0230 Actuator Type Wrench D - Nose Diameter (Decimal Inch) 2.4800 L - Gage Length (Decimal Inch) 2.5000 Maximum RPM 12000 PSC Code 5136 Balanced to (RPM) 12000 TIR (Decimal Inch) 0.0001 Coolant Type Through-Spindle Collet Nut Diameter (Decimal Inch) 2.4803 Collet Nut Diameter (mm) 63.00