Toolex Reamer is an intermediate precision HSS straight-shank reamer designed to finish holes to tight ISO H5 tolerance with reliable surface quality. The 23.01 mm nominal diameter and left-hand spiral flute pair with right-hand cutting for controlled, predictable material removal. Nominal diameter: 23.01 mm Material: HSS (M2) Shank type: Straight shank Flute direction: Left-hand spiral flute Cutting direction: Right-hand cutting Standard: DIN 212-B Tolerance: ISO H5 Supplier: Toolex Ltd Manufacture: Manufactured to order Despatch time: Please allow 24/48 hours for despatch Stock note: In-stock refers to blanks; reamer produced to order By finishing holes to ISO H5 tolerance, this reamer delivers precise bore dimensions with smooth, burr-free finishes ideal for assembly fits and mechanical performance. The M2 high-speed steel composition offers a balance of hardness and wear resistance for multiple passes, while the straight shank ensures compatibility with common collets and holders. The combination of left-hand spiral flutes and right-hand cutting helps optimize chip evacuation and cutting action in conventional turning and drilling applications. Because each reamer is manufactured to order, it accommodates specific bore requirements and specialized materials, making it a dependable choice for workshops that value accuracy and repeatability.