The MEGAPRO 13-in-1 ratcheting screwdriver features patent pending ZAD 8 Zinc Alloy SOLID-CORE ratchet that delivers over 225 inch lbs of torque strength. Precision 28-tooth ratchet design with rubberized cushion grip handle makes driving fasteners faster and easier. Loaded with 6 double end professional quality bits, this assortment of bit types and sizes provides the 13 most popular tips for driving screws. The shaft opening serves as a 1/4a ^2 hex driver! Specifications: Weight: .5 lbs Driver Features: Ratcheting, Palm Saver Cap, Retractable Bit Cartridge, Comfort Grip Warranty: Lifetime Warranty Made in: Canada