uxcell Lathes Part MT3 to MT4 Morse Taper Adapter Reducing Drill Sleeve 140mm Length Product Name : Reducing Drill Sleeve;Type : MT3 to MT4 Bore Diameter : 34mm / 1.3";External Max.Diameter : 24mm / 0.9" Total Length : 140mm / 5.5";Material : Metal Color : Silver Tone;Weight : 370g Package Content : 1 x Reducing Drill Sleeve