. . In the set :1/4" :- 6-angle sockets 4-4.5-5-5.5-6-7-8-9-10-11-12-13-14mm- deep 6-angle sockets 4-5-6-7-8-9-10mm- TORX E sockets E4-E5-E6-E7-E8- ratchet handle 72 teeth- universal joint- swivel handle- extension 2", 4"- T-type knob- bits with tip : (PH) 0-1-2 (P2) 0-1-2 (Hex) 3-4-5-6 (SL) 4-5.5-6.5-7 (Torx) 8-9-10-15-20-25-27-30 (TP) 8-9-10-15-20-25-27-303/8" :- 12-angle sockets 10-12-13-14-15-16-17-18-19mm- deep 6-angle sockets 10-11-12-13-14-15mm- TORX E sockets E10-E11-E12-E14-E16-E18-. 72-tooth ratchet handle- universal joint- extension 5"- coupling x 5/16"- spark plug socket 18mm1/2" :- 6-angle sockets 10-11-12-13-14-15-16-17-18-19-20-21-22-24-27-30-32mm- deep sockets 16-17-18-22mm- TORX E E20, E24 sockets- ratchet handle 72 teeth- extension 5", 10"- universal joint- spark plug socket 16, 21mm- 3-way adapter 3/8" x 1/2"- coupling 1/2" x 5/16"- Allen wrenches 1.27-1.5-2-2.5-3-4-5mm- bits 5/16" : (SL) 8-10-12 (Hex) 7-8-10-12-14 (PH) 3-4 (P2) 3-4 (Torx) 40-45-50-55-60-70 (TP) 40-45-50-55-60-70Purpose: general mechanical service, intensive heavy-duty work..