Counteract CBBS12-S3 Counteract Socket Pro CBBS12-S3 Thin Wall Impact Socket Set

3 Piece Set – 1/2″ Drive (17mm, 19mm, 21mm). The Counteract Socket Pro is a 6-way 3pc socket set made from the highest quality Chrome Molybdenum alloy steel. The 6-way sockets work with at least 6 different fastener types.