Hudy Pinion Presser for safe, easy installation of slot car pinions, perfect for 1/32 and 1/24 racing. Frame is manufactured from high-strength aluminum alloy with signature HUDY black finish and distinctive silver edging. Smooth-operating, deep-threaded presser shaft made of world-renown Hudy Spring Steel™. Dimpled base is perfectly aligned with presser shaft, eliminating the possibility of bent armature shafts