Premium Quality – Made of heat treated CR-V steel and chrome vanadium steel shafts, sturdy and sharp. Ergonomic Grip – Non-slip rubber handle assuring precision control, help with precise work like jewelry hand making. Multi-Use – Heavy Duty Hook Set has 6 shapes for pulling clips rings wires gaskets washers and other small parts and 4pcs o-ring pick set ,the rounded tips with blended edges come in handy for easy removal of seals and O-rings. Includes 12pcs – hook, 90-degree hook, 45-degree hook, double angle hook, complex hook, angle hook .4pcs o-ring pick set.