[1  & 4   Dr. Universal Spline Set]

[3  & 8   Dr. Universal Spline Set]

3/8" Dr. Universal Spline set: Universal design works with SAE and metric Spline, partially rounded, 6Pt, 12Pt, square and Star sizes 52 total pieces equivalent to a 189pc socket set chrome vanadium alloy steel for strength and durability Universal Spline sockets in standard and deep wall durable storage/carrying case contents: (11) 3/8" Dr. Sockets: 8, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm, (5/16, 3/8, 7/16, 15/32, 1/2, 9/16, 19/32, 5/8, 11/16, 23/32, 3/4") (11) 3/8" Dr. Deep wall sockets: 8, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm, (5/16, 3/8, 7/16, 15/32, 1/2, 9/16, 19/32, 5/8, 11/16, 23/32, 3/4") 3/8" Dr. Ratchet (41T), 3" Extension, 5/8" Spark Plug socket, 1/4" Dr. Bit coupler, 1/4" Dr. Spinner handle (24) 1/4" Dr. Bits (25mm): #0, #1 (2), #2 (2), #3 Phillips; 1/8", 5/32", 3/16" (2), 1/4" (2) slotted; T10, T15, T20, T25, T27, T30, T40 Star; 3/32", 1/8", 5/32", 3/16", 1/4" Hex