"Professional-quality 26-Pc. Socket Set from Industro Tools features a patented design that allows each socket to fit both SAE and metric on the same piece on 6-pt. SAE, 6-pt. metric, 12-pt. SAE, 12-pt. metric, square, 8-pt., rounded, female Torx E, spline and ribe. Sockets have knurled ends for easier gripping. Super-tough chrome vanadium steel has a smooth, polished finish. Material Type Chrome vanadium, Specialized Pieces qty. 4, Point 6, 12, Handles qty. 1, Drive in. 3/8, SAE Socket Size in. 9/32-15/16, Pieces qty. 26, Storage Type Plastic case, Specialized Sockets qty. 2, Measurement Type Standard SAE/Metric, Metric Socket Size mm 6-24. 19 3/8in. sockets 6mm E8, 7mm 9/32in., 8mm 5/16in., E10, 9mm 11/32in., E11, 10mm 3/8in., E12, 11mm 7/16in., E14, 12mm 15/32in., E14, 13mm 1/2in., E16, 14mm 9/16in., E18, 15mm 19/32in., E18, 16mm 5/8in., E20, 17mm 21/32in., E20, 18mm 11/16in., E22, 19mm 3/4in., E24, 20mm 25/32in., 21mm 13/16in., E26, 22mm 7/8in., E28, 23mm 29/32in., E28, 24mm 15/16in., E30 1 3/8in. ratchet handle 2 3/8in. extension bars 75mm 3in., 100mm 4in. 2 3/8in. spark plug sockets 16mm 5/8in., E20 and 21mm 13/16in., E26 1 3/8in. sliding T bar 1 3/8in. universal joint"