33pcs Security Bit Set, for extracting/screwing Security/Tamperproof screws and bolts. Can be used in powered and manual screwdrivers. High quality alloy steel bits. Cover full range sizes. 1pc: 60mm long magnetic drive adaptor. Torx/Star: T8, T10, T15, T20, T25, T27 , T30, T35 & T40. Hex Key: 5/64" , 3/32" , 7/64" , 1/8" , 9/64" & 5/32". Hex Key: 2, 2.5, 3, 4, 5 & 6mm. Tri Wing: 1, 2, 3 & 4. Spanner: 4, 6, 8 & 10. Torq: 6, 8 & 10. Produced from Chrome Alloy Steel. 6mm Hexagonal shank drive (1/4"). Brand: Hilka Pro-Craft. .
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