Metal countersink YATO YT-44721. Made of high-speed steel HSS. Designed for professional use - drilling hard and untreated materials. • HSS steel provides several times faster drilling in stainless steel, structural steel, aluminum • 5-blade tip "Split Point" with an angle of 45 ° allows drilling without preliminary punching • ground surface improves drilling accuracy • durable and resistant to damage and blunting • hexagonal handle HEX ¼ʺ allows the use of cordless screwdrivers and impact wrenches.<br>Parameters<br><br>Diameter [mm]: 6.3<br>Material: high speed steel<br>Length [mm]: 40<br>Handle: Hexagon<br>