Superior Electric 2 piece Router Collet Kit 1/4" and 1/2" replaces Porter Cable 42999, 42950

RC025PC replaces Porter Cable 42999. Features: For use with 1/4 inch shank router bits | 1/4 inch router collet Material: Steel | Helps decrease the amount of lost bits Color: Black | Diameter: 0.25 inch Outside Diameter: 0.25 inch | Collet Nut size: 1/4 inch Length: 6 inch RC050PC Replaces Porter Cable 42950 Features: Shank: 1/2 inch | Material: Steel 1/2 inch Router collet for use as a replacement or adapter Auto-release design prevents "frozen" bits | Accepts 1/2 inch shank router bits Designed to securely hold router bits Auto-release design prevents router bits from sticking in the router