RukoDRILL AND TAP SET, M3-M10; Kit Contents:M3, M4, M5, M6, M8, M10 Taps, Hexagon Magnetic Holder; Kit Contents Descriptive:M3, M4, M5, M6, M8, M10 + magnetic holder; Shank Size:Hex 1/4; Standard:metric thread DIN ISO 13; Tap Type:Combined machine taps HSS