Manufacturer Part Number: 4507004|Collet System|ERCollet Series|ER20Shank Type|StraightTaper Size|Modular Connection Size|Projection (Decimal Inch)|1.6732Projection (mm)|42.50Projection (Inch)|Through Coolant|YesMinimum Collet Capacity (mm)|1.00Minimum Collet Capacity (Inch)|Minimum Collet Capacity (Decimal Inch)|0.0394Maximum Collet Capacity (Inch)|Maximum Collet Capacity (mm)|13.00Maximum Collet Capacity (Decimal Inch)|0.5118Overall Length (mm)|92.50Overall Length (Inch)|Overall Length (Decimal Inch)|3.6417Actuator Type|WrenchDual Contact|Nose Diameter (Inch)|Nose Diameter (Decimal Inch - 4 Decimals)|1.3386Nose Diameter (Mm) ( - 2 Decimals)|34.00Maximum RPM|Shank Diameter (Inch)|Shank Diameter (Decimal Inch)|0.7874Shank Diameter (mm)|20.00Shank Length (Inch)|Shank Length (Decimal Inch)|50.00Shank Length (mm)|50.00TIR (mm)|0.0050TIR (mum)|TIR (Decimal Inch)|0.000200Material|Coolant Type|Through-SpindleCollet Nut Diameter (mm)|Collet Nut Diameter (Decimal Inch)|Nut Tightening Torque (Ft/Lb)|Nose Type|Type|Head Length (Inch)|Hex Diameter (Decimal Inch)|Hex Diameter (Inch)|Hex Diameter (mm)|Additional Information|Locknut Diameter (Decimal Inch)|Bin|C|F|No Description|No Description|No Description|No Description|No Description|No Description|No description|No Description|Flat Dimension (Inch)|Hex Shank Size (Decimal Inch)|Product Service Code|5136Manufacturer's Part Number|UNSPSC Code|Head Length (Decimal Inch)|Lock Nut Length (Decimal Inch)|Flat Dimension (Decimal Inch)|Chuck Model|Inside Modular Connection Size|Tapping Style|Balanced To Rpm|Hex Size (Inch)|Quick Change|For Use With|Thread Size (Inch)|Adapter Size|Thread Size (mm)|