16V Cordless Drill Driver Set-33 pcs RS8615Full metal keyless chuck ensures high durability in tight work spaces High performance, long life and fast charging 1. 5Ah, 16V Lithium battery 2 speed functions competent for both high speed and high power applications 32N. m maximum torque delivers great power and outstanding performance Light weight ergonomic body design, but with considerable power Powerful, high performance drill with 3 functions: Drilling, screwing, and hammer drilling 18 clutch