Jacobs JCM31037 1/2" (13MM) CAPACITY HAND-TITE KEYLESS DRILL CHUCK 5.0 HP Operating Voltage Range: 5V -

Operating Voltage Range: 5V - 33V

The head converts from a ratchet to a bit driver with the removal of the ratchet adapter

It's one of the best performing onboard marine battery chargers we have ever made

SAE Hand sockets - 6 pt Genius tools 1" drive 1 5/8"

Max Flow @ 80 PSI: 30 CFM

Jacobs JCM31037 1/2" (13MM) CAPACITY HAND-TITE KEYLESS DRILL CHUCK 5.0 HP Operating Voltage Range: 5V -1 2" (13mm) Capacity Hand Tite Keyless Drill Chuck Features Jacobs Patented Ratchet Locking System inside Great bit holding and prevents bit loosening under high vibration applications. Provides audible and tactile feedback when chuck is properly tightening. Design for professional applications, 3 8" or 1 2" capacity, plastic or metal sleeve, single sleeve or double sleeve, carbide jaws(700 series) optional.