Wright 821 Socket Wrench Set 1 in Drive Size, 21 Pieces, 1 7 16 in to 3 1 8 in Socket Size Range G0616309 The wheels measure 5" x The wheels measure 5" x 1" and are made from thermoplastic rubber 03 lb Standards ASME B107 With 21 pieces and a 1 in drive size Socket Point Styles Included 12 Finish Chrome Number of Pieces 21 Material Alloy Steel Drive Type Hand SAE or Metric SAE Insulated No Tether Style Tether Capable Tether Ready Drive Tools Not Tether Capable Includes Flex Sockets No Includes Socket Bits No Number of Geared Teeth 45 Tether Ready Sockets Not Tether Capable Non Sparking No Container Type Metal Box Includes Deep Sockets No Corrosion Resistant Yes Piece Count Range 2 to 25 Head Shape Round Reversing Yes Includes Wrenches No Includes Standard Sockets Yes Grip Style Knurled Minimum Arc Swing 8 Degrees Number of Standard Sockets 17 Socket Shape 12 Point Locking No Flex Socket Count Style None Includes Drive Tools Yes