Compare Quick view NT Tool Corp SKU: SMT19805 NT HSK40A 20mm Super Tite-Lock Milling Chuck HSK40A-CT20S-105 (LOC1233A) MPN: HSK40A-CT20S-105 Coolant Through: Yes Spindle Type: HSK40A Shank Capacity: 20mm MSRP: Was: Price Now $99.95 1 In Stock Quantity Add to Your List