Guhring No 234 24 Piece HSS TiN-Tip Coated 1.0mm - 10.5mm By 0.5mm Drill Set. Increased performance – the TiN-coating at the tip of the tool reduces tool flank and crater wear and longer tool life. Improved machining of materials – the bright flute surface minimises friction during chip evacuation. The point geometry and web thinning offer precise centring and a better hole tolerance. Plus 4 standard tapping sizes M4, M5, M8, M12 Contents • 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5, 10mm plus 3.3, 4.2, 6.8, 10.2mm All Guhring drills are manufactured in Germany using quality German steel.
