Pls feel free to contact us if you have any question. Features: * Multiple-purpose handle is lightweight and energy-saving * High-end 24pcs chrome molybdenum alloy steel screwdriver bits * 5 categories of screwdriver bits are widely applied for home , work, DIY, maintenance. * absorbing with and to use. * Clearly presenting the bit's type with different rings. Specification: Brand: DUKA Eco- Brand Model: RS1 Product: Multi-purpose ratchet set Screwdriver heads quantity: 24Pcs, 5 category of screwdriver heads Handle material:6063 forged alloy (handle body)+5030 alloy steel (gear, etc.) Screwdriver heads material: chrome molybdenum alloy steel material: ABS+ Weight: Approx. 350g Size: 16*9.25*3.6cm Package Weight: Approx. 550g Package Size: Approx. 18*11*5.5cm Package Included: 1 * DUKA 24 in 1 Screwdriver Ratchet Set