CRAFTSMAN 934566 9 Piece 3/8" Drive Easy-to-Read Metric Socket Set This 9-Piece socket set includes: 1mm, 12mm, 13mm, 14mm, 15mm, 17mm, 18mm, 19mm, 21mm 12-Point design delivers more torque positions and angles All sizes are easy-to-read to save you time on the job Works with any 3/8" drive ratchet, extension, breaker bar or torque wrench Constructed of chrome-plated alloyed steel for dependable durability