1/4" Drive x 2.5mm Hex Driver GRE9925M Cut Off Wheels These are a 3-Volt CR123A

These are a 3-Volt CR123A lithium battery with a shelf life of nearly 10 years

for the strongest and hardest bits

Perfect for use with screw extractors

The 34510 has a 3/4" diameter shank

Heavy Duty Circuit Tester with Retractable Wire and 3-1/4" Probe Length

1/4" Drive x 2.5mm Hex Driver GRE9925M Cut Off Wheels These are a 3-Volt CR123A1 4" Drive x 2. 5mm Hex Driver Features and Benefits: 1 4" Drive x 2. 5mm" 1 3 8" Length Hex Drive Made from high quality chrome molybdenum steel Heat treated for strength and durability Size markings are hard stamped into the socket for easy identification Black oxide coated for resistance against rust and corrosion