✅【ALL IN ONE KIT】The 68PCS impact magnetic nut driver set includes 18PCS Nut Driver Metric: 5mm, 6mm, 7mm, 8mm, 10mm, 11mm, 12mm, 13mm, 14mm; SAE: 3/16", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16"), 3PCS Socket Adapter ( 1/4", 3/8", 1/2"), 3PCS Bit Extension Holder (60mm, 100mm, 150mm), 2PCS Wing Nut Driver: 9mm, 12mm, 30PCS 1" Screwdriver Bit: H2, H2.5, H3, H4, H5, H6; PH1, PH1, PH2, PH2, PH3, PH3; SL3, SL5, SL6; PZ1, PZ2, PZ3; TT6, TT7, TT8, TT9, TT10, TT15, TT20, TT25, TT27, TT30, TT35, TT40, 12PCS 2" Screwdriver Bit: PH2, PH2; TT8, TT9, TT10, TT15, TT20, TT25, TT27, TT30, TT30, TT40 ✅【PREMIUM QUALITY】The nut driver kit is made of Cr-V steel, with longer service-life, and higher shock resistance. And screwdriver bits are made of S2 steel for strong hardness. ✅【REINFORCED MAGNETIC POWER】Premium magnet inside make them easily attach screws, avoiding screws from falling or losing during operation. ✅【DUAL MARKINGS】The markings on the sockets are nice high contrast and easy to read. They're color coded, with metric in blue, SAE in red. ✅【ORGANIZED CASE】Come with a heavy duty storage case, making it easy to store and transport to different job sites or workspaces. All TecoTek Tools meet or exceed ANSI performance standards. It comes with 1 year quality guarantee. The nut driver kit is made of Cr-V steel, with longer service-life, and higher shock resistance. And screwdriver bits are made of S2 steel for strong hardness. Premium magnet inside make them easily attach screws, avoiding screws from falling or losing during operation. The markings on the sockets are nice high contrast and easy to read. They're color coded, with metric in blue, SAE in red. Come with a heavy duty storage case,making it easy to store and transport to different job sites or workspaces. Set Includes: 18PCS Nut Driver Metric: 5mm, 6mm, 7mm, 8mm, 10mm, 11mm, 12mm, 13mm, 14mm; SAE: 3/16", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", 9/16"), 3PCS Socket Adapter ( 1/4", 3/8", 1/2"), 3PCS Bit Extension Holder (60mm, 100mm, 150mm), 2PCS Wing Nut Driver: 9mm, 12mm, 30PCS 1" Screwdriver Bit: H2, H2.5, H3, H4, H5, H6; PH1, PH1, PH2, PH2, PH3, PH3; SL3, SL5, SL6; PZ1, PZ2, PZ3; TT6, TT7, TT8, TT9, TT10, TT15, TT20, TT25, TT27, TT30, TT35, TT40, 12PCS 2" Screwdriver Bit: PH2, PH2; TT8, TT9, TT10, TT15, TT20, TT25, TT27, TT30, TT30, TT40