Screwdriver, Corded, 15 in-lb to 40 in-lb, 400 RPM/ SPEED ADJUSTMENTS: SINGLE SPEED CURRENT TYPE: AC HANDLE TYPE: PISTOL GRIP DRIVE NOMINAL SIZE: 0.250 INCHES CHUCK TYPE: SOCKET NO LOAD SPEED IN RPM: 400.0 NOMINAL DRIVE FOR WHICH DESIGNED: STRAIGHT FEATURES PROVIDED: NONREVERSIBLE VOLTAGE IN VOLTS: 115.0 SPECIAL FEATURES: PRECISION ASSEMBLY TYPE; PRECISION SHUT-OFF; 15 TO 40 IN.-LB SOFT DRAW TORQUE RANGE; PUSH TO START; 10 IN. O/A LG; INCLUDES 2 SCREWDRIVER BITS, 2 BRUSHES AND SUSPENSION BAIL FREQUENCY IN HERTZ: 60.0