Multistation ThermoGrip ISG Model 3100 accepts tools up to 50 mm dia. Improved software eases shrink/unshrink transitions between HSS and carbide toolholders. Localized electromagnetic field heats clamp area of holder in less than 10 sec. Heat transfer canisters speed cooling. Tools can be handled and changed in 1-2 min. Parameters can be entered manually or chosen automatically by integrated processor. IMTS Booth E-2889