The Toolex Reamer is a precision tool designed for engineers and machinists who need accurate hole enlargement and a smooth finish. With a straight shank, spiral flute, and durable HSS-E construction, this reamer delivers reliable performance across a variety of materials and setups. Diameter: 11.57 mm Shank type: Straight shank for easy clamping in a wide range of tool-holding systems Flute design: Spiral flute to promote efficient chip evacuation and consistent cutting action Material: HSS-E (high-speed steel with cobalt) for enhanced wear resistance and higher heat tolerance Applications: Precision hole enlarging and finishing in metalworking, fabrication, and machining projects Accuracy and finish: Known for maintaining tight tolerances and delivering smooth, burr-free hole surfaces Designed for dependable hole finishing, the Toolex straight-shank spiral-flute reamer reduces chatter and clogging while providing repeatable results. Its cobalt-enhanced HSS composition stands up to extended cutting cycles and higher temperatures, making it suitable for demanding materials. The combination of a straight shank and spiral flute ensures straightforward mounting with compatible holders and efficient, clean cutting action from start to finish.