This Neilsen 50 Piece Security Screwdriver Bit Set is manufactured from Chrome Vanadium (CRV) for increased durability. The Set Includes a selection of popular security screwdriver bits and accessories all stored in a handy carrying case for quick and convenient storage. 

• Total Length 3" 
• Length After Shank 2" 

Set Includes: 

• Tamper Proof Star Bits - T10, T15, T20, T25, T30 
• Star Bits - T8, T10, T15, T20, T25, T27, T30, T35, T40 
• Clutch Bits - 1, 2, 3 
• Torq Bits - 6, 8, 10 
• Spline Bits - M5, M6, M8 
• Tri-wing Bits - 1, 2, 3, 4
• Square Bits - 1, 2
• Spanner Bits - 4, 6, 8, 10mm 
• Flat Bits - 4, 5, 6mm 
• Phillips Bits - No1 No2 
• Pozidrive Bits - No1 No2 
• Hex Bits Tp - 2, 2.5, 3, 4, 5, 6mm 
• Hex Bits - 4, 5, 6mm 
• Magnetic Holder 
• Complete In Blow Mould Case 
• Chrome Vanadium