Parlec 40 Taper 0.938″ Arbor Hole 2.50″ Gage Line V Flange Morse Taper Adapter Review May 15, 2018August 29, 2018 - LoudMandarin Technical Specification Item Taper Shank Tool Holder Taper Style Morse Taper Size CAT40 Inside Taper #3 Nose Dia. 1.750′ Projection 2.50′ This listing is for each.