The Toolex Spiral Flute Reamer with a straight shank is a precision HSS tool designed for finishing internal holes with tight tolerances. It’s ideal for machinists and workshop engineers who require consistent hole quality and reliable performance. Nominal diameter: 28.90 mm Material: HSS (M2) high-speed steel for durability and wear resistance Shank type: Straight shank for secure seating in standard collets and chucks Flute direction: Left-hand spiral flute with right-hand cutting for efficient chip control Standards: DIN 212-B alignment Tolerance: D = ISO H5 Brand / supplier: Supplied by Toolex Ltd. Lead time: Manufactured to order; despatch within 24–48 hours Stock note: If listed as in stock, it refers to blanks ready to be manufactured into the reamer Designed to finish drilled holes with precision, this reamer delivers a clean, accurate bore and a smooth surface finish. The M2 high-speed steel body provides dependable wear resistance for repeated use, while the left-hand spiral and right-hand cutting configuration optimize chip evacuation and cutting stability. The straight shank ensures reliable alignment in standard tool holders, supporting consistent bore diameter across production runs. With DIN 212-B compatibility and ISO H5 tolerance, you gain dependable interchangeability with compatible tooling and workpieces. Because it is manufactured to order, you can expect a clear despatch window of 24–48 hours, with blanks used where available to expedite production.