Combination drive sets of 51 PC. The set includes: 1/4" drive 12pt Socket: 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 1/4". Reversible Ratchet Offset. Extension 1/4" x 3". Universal Joint 1/4". Sliding Tee Handle 1/4" Dr. 1/2" drive Sparkplug Socket 13/16". 1/2" drive 12pt Socket: 3/8", 7/16", 1/2", 9/16", 19/32", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1-1/8", 1-1/4", 1/2". Rev Ratchet Round Head. Extension 1/2" x 5". Extension 1/2" x 10". Universal Joint 1/2". Sliding Tee Handle 1/2"Dr x 9". Magnetic Screwdriver. Plastic Toolbox 21 x 11 x 7". 16 Bits for 4754P50-4754P50M.