Power Tool Bits Set Insex 1.5, 2, 2.5, 3mm

M-DRIVE Power Tool Ti-Coated Bits Set - Straight Hex - 1.5, 2, 2.5 & 3mmThese Ti-coated power tool bits have a 6.35mm hex (1/4") that fits our P1 cordless hobby screwdriver.Specs:Material: HSS (Ti-Coated)Straight Hex: 1.5, 2, 2.5 & 3mmLength: 100mmHex Dimension: 6.35mm (1/4")Note that the smaller ones can be prone to brake if you dont use the tool at a straight angleSuitable for:Straight Hex 1.5mm: For M3 electric motor pinion grub screws (most 1/10 - some larger pinions use a M4 screw that needs an straight 2mm)Straight Hex 2.0mm: For M3 hex screws with countersunk head or button-headStraight Hex 2.5mm: For M3 hex screws with allen head (cylindrical) and M4 hex screws with countersunk head or button-headStraight Hex 3.0mm: For M4 hex screws with allen head or M5 with countersunk head & M5 with a button head