?If you are looking for a set of efficient and reliable screwdriver bits£¬ this one is exactly what you are looking for. This 100 in 1 screwdriver set is very useful and practical.<br><br><strong>Features:</strong><br>An essential tool for home or industrial using.<br>Sand blasting in surface£¬ which is rustproof and good looking.<br>Come in with a good quality handy red case which holds bits in place.<br>Most of the bits are marked on the side with their size£¬ which is very convenient.<br>It includes 100 types of bits and sockets in one set£¬ which would meet your different needs.<br>Chrome-vanadium steel screwdriver bits with heat treatment£¬ which are in high hardness and good toughness.<br><br><strong>Specifications:</strong><br>Material: Chrome-vanadium steel<br>Surface Treatment: Sand blasting<br>Package Weight: Approx. 681g / 24.03oz<br>Package Size: Approx. 19.5 * 13.8 * 3.8cm / 7.68 * 5.43 * 1.50in<br><br>Screwdriver Bits Model:<br>1 * 60mm Magnetic Bit Holder<br>1 * Hook Driver Bit<br>1 * 50mm Socket Adaptor<br>1 * 1/4"x1/4" Bit Adaptor<br>1 * 1/4"x1/4" Socket Adaptor<br>3 * Spline: M5£¬ M6£¬ M8<br>3 * Cluth Bits: 1£¬ 2£¬ 3<br>3 * Torg: 6£¬ 8£¬ 10<br>4 * Robertson: S0£¬ S1£¬ S2£¬ S3<br>4 * Spanner: 4£¬ 6£¬ 8£¬ 10<br>4 * Tri-wing: 1£¬ 2£¬ 3£¬ 4<br>8 * Phillips: PH0£¬ PH1£¬ PH2*5£¬ PH3<br>8 * Pozi driver: PZ0£¬ PZ1£¬ PZ2*5£¬ PH3<br>9 * Slotted: 3£¬ 4£¬ 4.5£¬ 5£¬ 5.5£¬ 6£¬ 6.5£¬ 7£¬ 8mm<br>9 * Hex: 1.5£¬ 2£¬ 2.5£¬ 3£¬ 4£¬ 5£¬ 5.5£¬ 6£¬ 8mm<br>9 * Torx: T8£¬ T10£¬ T15£¬ T20£¬ T25£¬ T27£¬ T30£¬ T35£¬ T40<br>9 * Temper Torx: T8£¬ T10£¬ T15£¬ T20£¬ T25£¬ T27£¬ T30£¬ T35£¬ T40<br>10 * Hex: 1/16£¬ 5/64£¬ 3/32£¬ 7/64£¬ 1/8£¬ 9/64£¬ 5/32£¬ 3/16£¬ 7/32£¬ 1/4<br>12 * Temper Hex: 2£¬ 2.5£¬ 3£¬ 4£¬ 5£¬ 6mm &amp; 5/64£¬ 3/32£¬ 7/64£¬ 1/8£¬ 9/64£¬ 5/32<br><br><strong>Package List:</strong><br>1 * Box of Bits