DescriptionWith Handle Or Not : YesFeatures : Double Head,Electricity Test,Mini,Dismountable,INSULATED,Explosion-proof,Non-SlipPackage : 50-79PcsMaterial : Chrome-vanadium SteelMagnetic : YesScrew Head Size : 70 in 1is_customized : YesType : Screwdriver SetModel Number : ScrewdriverScrew Head Type : SLOTTED,Tri-Wing,5-Point,Spanner,TriangleBrand Name : NoEnName_NullOrigin : Mainland ChinaScope of application : Non precision maintenanceCutter head specification : T9,T10,T8,T20,t7,T6,T5,T15,-1,4mm,PH0 ,PH00 ,PH000 ,PH1 ,PH2 Whether insulated : noOrder number : ZT-70Is it magnetic : yesPackage type : Multifunctional combination setSystem : MetricNumber of cases included : 70texture of material : Chromium vanadium alloy steel 45 steelSpindle head type : Y-shaped, cross shaped, slot shaped, plum shaped, hexagonalIs it explosion-proof : noProduct range : Screwdriver combination setScrewdriver Set 70 In 1 Torx Bit Sets Precision Multifunction Repair Hand Tool Kit For Mobile Phone PC Cameras Watches70 in 1 Precision Screwdriver Set:- Handy robust storage case providing easy access to bits.- Contents cover all popular bit types and sizes including security Torx bits.- Magnetic bit holder providing firm retention of screwdriver bits65 various bits in the following sizes:- Nut Driver Size: 2.5 3.0 3.5 4.0 4.5 5.0 6.0 7.0 8.0 9.0 10 11 12 13 mm- Hex Size: 0.9 1.3 1.5 2.0 2.5 3.0 4.0 5.0 6.0 mm- Torx Size: T3 T4 T5 T6 T7- Torx Security: T8 T9 T10 T15 T20 T30- Flathead Size: 1.0 1.5 2.0 2.5 3.0 4.0 5.0 6.0 7.0 mm- Phillips Size: PH000 PH00 PH0 PH1 PH2 PH3- Pentagon Size: 0.8 1.5 mm- Tri-point Size: Y2.0 Y2.5 Y3- Triangle Size: 2.0 mm- Spanner Size: 2.6 mmPackage Content:- 40 * 4.0mm bit- 25 * 6.3mm bit- 2 * rubberized handle- 1 * 60mm extension rod- 1 * 75mm screw pry- 1 * standard 1/4"" driver connector45 In 1 Clock Precision Instrument Maintenance Disassembly Tool Combination Multipurpose CRV High Hardness Screwdriver SetFeatures:Screw Bits made of Chrome-vanadium steel.Chrome-vanadium steel: Thistool steel is alloy with chromium,vanadium elements.The Rockwell hardness can reach 60 degrees after hardening and tempwering.Chrome-vanadium steel is an ideal material forhardware tools with good strength and toughness.Size: 157X107X30mmNotes :1. Manual measuring, please allow 1 ~ 3mm error,thank you.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the picture.