Collets and Sleeves SMC Milling Chuck Sleeves (SMC Milling Chuck Sleeves continued) 75SMC 10SMC 12SMC D = 19,05mm D = 25,4mm D = 31,75mm D2 = 25mm D2 = 29mm D2 = 37mm D1 L1 = 50,5mm L1 = 58,5mm L1 = 61,51mm L9 .7087 — — 12SMC180M 1.870 .7087 — 10SMC180M — 1.909 .7874 — 10SMC200M 12SMC200M 1.909 .8661 — — 12SMC220M 1.949 .9843 — — 12SMC250M 2.028 Inch with Inch Bores 75SMC 10SMC 12SMC D = .750 D = 1.000 D = 1.250 D2 = .984 D2 = 1.142 D2 = 1.457 D1 L1 = 1.988 L1 = 2.303 L1 = 2.422 L9 1/8 75SMC0125 10SMC0125 12SMC0125 .709 3/16 75SMC0188 10SMC0188 12SMC0188 .984 1/4 75SMC0250 10SMC0250 12SMC0250 1.260 5/16 75SMC0312 10SMC0312 12SMC0312 1.378 3/8 75SMC0375 — — 1.417 3/8 — — 12SMC0375 1.496 3/8 — 10SMC0375 — 1.516 7/16 75SMC0438 10SMC0438 12SMC0438 1.575 1/2 75SMC0500 — — 1.575 1/2 — 10SMC0500 12SMC0500 1.673 9/16 75SMC0563 — — 1.614 9/16 — 10SMC0563 — 1.673 9/16 — — 12SMC0563 1.752 5/8 75SMC0625 — — 1.614 5/8 — 10SMC0625 12SMC0625 1.870 3/4 — 10SMC0750 12SMC0750 1.909 7/8 — 10SMC0875 — 1.909 7/8 — — 12SMC0875 1.949 1 — — 12SMC1000 2.028 WWW.WIDIA.COM I9 Collets and Sleeves