Premium auto locking screwdriver handle with 6.35mm chucks features aerospace grade aluminum alloy construction and heat treated carbon steel bits for exceptionally durability and slip less operations Ideal for professional technicians , DIYer enthusiasts , and household users needing reliabled fastening tools for electronics repair , furniture assembly , and automotive maintenance tasks Perfect for confined space applications like computer hardware adjustments , cabinet installations , and bicycles repairs where compact size and secure bit retention matter most Engineered with triple coated anti rust protective and knurled nonslip surfaces , this multi purpose tool set serves as both workshop essential and thoughtful practical minded users The ergonomic 70g lightweight design combines resistant aluminum body with 2.5cm precise fit bits , ensuring comfortable grip and optimal torques control during prolonged use, Manufacturer: TSMORY