Features and Benefits: 
Can be used on foreign and domestic cars
Designed to reduce rounding of fasteners
Equipped with rubber retainer to hold spark plug in place
Set Includes:Standard Spark Plug Sockets:SPM14M- 14mm Spark Plug Socket, 3/8” DriveSPM916- 9/16“ Spark Plug Socket, 3/8” DriveSPM58- 5/8“ Spark Plug Socket, 3/8” DriveSPM1316- 13/16“ Spark Plug Socket, 3/8” DriveExtra Deep Spark Plug Sockets:SPMED916- 9/16“ Extra Deep Spark Plug Socket, 3/8” Drive, 6” LongSPMED58 -5/8“ Extra Deep Spark Plug Socket, 3/8” Drive, 6” LongSPMED1316 -13/16“ Extra Deep Spark Plug Socket, 3/8” Drive, 6” LongUniversal Joint Spark Plug Sockets:SPMU14M- 14mm Universal Joint Spark Plug Socket, 3/8" DriveSPMU916- 9/16" Universal Joint Spark Plug Socket, 3/8" DriveSPMU58- 5/8" Extra Deep Spark Plug Socket, 6" Long, 3/8" DriveSPMU1316- 13/16" Universal Joint Spark Plug Socket, 3/8" DriveThin Wall Spark Plug Sockets-SPMTW14M- 14mm Thin Wall Spark Plug Socket, 3/8" DriveSPMTW16M -16mm Thin Wall Spark Plug Socket, 3/8" Drive
Retaining Rubber Inserts can be purchased separately:SPMRB1658 - 16MM - 5/8" Rubber Insert ReplacementSPMRB14916 - 14MM - 9/16" Rubber Insert ReplacementSPMRB1316 - 13/16" Rubber Insert Replacement
NOT TO BE USED WITH IMPACT GUN