Technical Specification Item Collet Chuck For Use With Wrench Mfr. No. 4613 Taper Size CV50 Min. Collet Capacity 0.019 Max. Collet Capacity 0.413 Projection 6 Collet Series ER16 Coolant Fed Coolant Through Features Yes Nose Dia. 1.08 Nut Dia. 1.26 This listing is for each. Nut Dia. : 1.260 in Spindle : Yes Balanceable : Yes Min. Collet Capacity : 0.0190 in For Use With : Wrench Mfr. No. 4613 Projection : 6 in Taper Size : CV50 Collet Series : ER16 Dimension Type : V-Flange Pre-Balanced : Yes Coolant Through : Yes Material : High Speed Steel Runout : Yes Item : Collet Chuck Max. Collet Capacity : 0.413 in Coolant Fed : Coolant Through Nose Dia. : 1.0800 in Features : Yes Country of Origin (subject to change) : Taiwan, Province of China