Finish holes to exact dimensions with this high-precision HSS reamer. Designed for metalworking professionals, it combines a straight shank, left-hand spiral flute, and right-hand cutting for predictable, clean bore finishes. Material: HSS (M2) with intermediate precision Flute direction: Left-hand spiral flute for efficient chip evacuation Cutting direction: Right-hand cutting for stable, controlled bore material removal Shank: Straight shank compatible with standard collets and holders Diameter: 20.14 mm Tolerance: ISO H5 Standard: DIN 212-B Brand: Toolex Ltd. Lead time: Made to order; despatch within 24–48 hours The reamer is designed to deliver repeatable bore finishes with tight tolerances, making it ideal for finishing operations in steel and other alloys. Its left-hand spiral flute aids chip evacuation when paired with right-hand cutting, helping reduce built-up edges and maintain hole geometry. Supplied by Toolex Ltd. as a DIN 212-B specification, this tool is built to order to ensure dimensions meet exacting standards for critical assemblies.