description:a professional tool set designed to meet the needs of specialized automotive and mechanical services. The socket wrenches and the socket drive are made of durable crv 50bv3 chrome-vanadium tool steel. The sockets are drop-forged and calibrated using precision gauges and control devices before hardening.the sockets are equipped with the as-drive system which increases the maximum torque by 25% while fully protecting the nut rims and have a two-tone surface finish. The set also includes bits made of hard s2 steel. The set enables work requiring very high loads and precision allowing you to perform many service activities related to loosening and tightening threaded connections of various nominal sizes. The ratchets have a three-component handle and 72 teeth (5-degree working stroke).package contents:- 1/2 sockets: 20 21 22 24 mm l= 38 mm 27 30 32 mm l= 42 mm- 1” sockets 17 19 21 23 mm- 1/2 long sockets: 10 12 13 14 17 19 mm l= 76 mm- 1/2 inch sockets: 15/16 1 1-1/16 1-1/4- 3/8 sockets: 9 10 11 12 13 14 15 16 mm l= 28 mm 17 18 19 mm l= 30 mm- 3/8 long sockets: 10 11 12 13 14 15 mm l= 63 mm- 3/8 inch sockets: 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8- 3/8 torx sockets: e8 e10 e11 e12 e14 e16 e18 e20- 1/4 sockets: 4 5 6 7 8 9 10 11 12 13 mm l= 25 mm- 1/4 long sockets: 4 5 6 7 8 9 mm l= 50 mm- 1/4 inch sockets: 5/32 3/16 7/32 1/4 9/32 5/16 11/32 3/8 7/16 1/2- 1/2 ratchet: 72t 255 mm- 3/8 ratchet: 72t 200 mm- 1/4 ratchet: 72t 155 mm- 1/4 screwdriver handle 150 mm- 1/2 extensions: 127 mm 254 mm- 3/8 extensions: 76 mm 152.4 mm- 1/4 extensions: 50.8 mm />- spark plug sockets 3/8: 16 21 mm- universal joint: 1/2 3/8 and 1/4- bit adapter - 1/4 torx bits: t10 t15 t20 t25 t27 t30 t40- torx screwdriver bits on a 3/8 socket: t20 t30 t40 t45 t50 t55 t60- philips screwdriver bits on a 3/8 socket: ph1 ph2 ph3- pozidriv screwdriver bits on a 3/8 socket: pz1 pz2 pz3- flat screwdriver bits on a 3/8 socket: 4 5.5 6.5 mm />- hexagonal screwdriver bits on a 3/8 socket: 3 4 5 6 8 10 mm- combination wrenches: 8 9 10 11 12 13 14 15 16 17 18 19 mm- ratchet ring wrenches: 8x10 12x13 17x19 mm- allen keys: 1.5 2 2.5 3 4 5 6 7 8 10 mmtechnical data:- index number yt-38811- gross weight (kg) 12.0000- socket type as-drive- socket size [mm] 20-3217-2110-199-1610-15e8-e204-134-9- length [mm] 255- material crv6140 crv6150 crv50bv30- number of elements [pcs.] 150- size [inch] 1/2 1/4 3/8
