Set Includes: 1-pc.Straight Pick, 1-pc.90-degree, 1-pc.Full Hook, 1-pc.45-degree; Ultra-fine tips precisely probe, pierce, pry, pull, and position small parts in tight spaces.Knurled sections on shafts give an extra measure of fingertip control and maneuverability, knurled shaft grip area for precise work.Perfect used on car repair and other machinery maintenance, applied to take out or install the pin, O-ring, spring, suction ring, oil seal O-ring washers, Jewelry maintenance and repair.