High-Quality 4-Piece Reducing Adapter Set for Ratchet Socket Extension Conversion Kit with Durable Construction and Precision Engineering for Improved Performance Versatility and Effici

4 Piece Set Includes 2 reducers: 3/8 Female x 1/4 Male 1/2 inch F x 3/8 M and 2 Adaptors: 1/4 F x 3/8 M 3/8 F x 1/2 M Specific grade design made exclusively for drivers and wrenches Spring loaded detent balls keeps your sockets secure with through holes that allows the use of locking pins and rings Highly durable black oxide coating finish is corrosion resistant to eliminate chance of rust for a long lasting tool life Constructed of premium chrome vanadium steel for strength to endure all conditions