Product details:

1/4 Hex, Max. 4.0 to 17.0, Speed Control VSR, Control Module Required None, Bearings Ball & Roller, Features Standard Precision Shut-off Clutch for Assembly Applications where Precise Torque Control is Necessary, Application Push-to-Start, Tool Length (In.) 10WARNING: California ResidentsThis product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer and birth defects or other reproductive harm.