This for one Collis End Mill Holder. It fits 1.25 diameter end mills. It has a 5MT taper. It is in excellent condition. Asking $149. Over $450 new. If you buy the holder I have an end mill I can also sell you for an additional $35 that fits it. If interested please call me at . No texts as this is a land line. If you cant call please email me at this ad. Thanks for your interest.