Toolex Reamer - Spiral Flute - Straight Shank - HSS - H5 - 30.21mm is an intermediate precision reamer designed for accurate hole finishing in metalworking. Crafted by Toolex Ltd, it combines durable HSS (M2) material with a straight shank for secure seating in standard toolholders, delivering reliable size control on every pass. Material: HSS (M2) high-speed steel for wear resistance and toughness. Shank: Straight shank designed for compatibility with collets, chucks, and machining centers. Flute Direction: Left-hand spiral flute for controlled chip evacuation during reaming. Cutting Direction: Right-hand cutting action ensures predictable engagement in the workpiece. Size: 30.21 mm diameter. Tolerance: ISO H5 tolerance (DIN 212-B standard). Standard: DIN 212-B, manufactured to order by Toolex Ltd. Lead Time: Manufactured to order; despatch within 24–48 hours. If the listing shows “in stock,” this refers to blanks ready for machining into the reamer. This reamer delivers a precise, true hole that aligns with ISO H5 tolerance, providing a smooth bore finish and reliable interchange in assemblies. The straight shank offers stable alignment in drill presses and milling machines, while the HSS composition resists wear for longer tool life in production environments. Ideal for finishing operations where hole size accuracy and surface quality matter, this reamer pairs well with standard machining setups and Toolex's DIN 212-B tooling family.