Toolex Hand Reamer - Spiral Flute - Straight Shank - HSS - H5 - 18.90mm

Toolex Hand Reamer – Spiral Flute, Straight Shank, HSS (M2) – 18.90 mm is a precision hand tool designed for engineers and machinists who demand exact bore sizing and a clean finish. With a left-hand spiral flute and right-hand cutting, it delivers controlled material removal to DIN 206-B standards and ISO H5 tolerance.

• Material: HSS (M2) high-speed steel for durability and edge retention
• Flute configuration: Left-hand spiral flute with right-hand cutting for controlled cutting action and efficient chip evacuation
• Shank: Straight shank for reliable seating in conventional reaming setups
• Size: 18.90 mm bore diameter
• Tolerance & Standards: ISO H5 tolerance (D) and DIN 206-B specification for compatibility
• Brand & Availability: Supplied by Toolex Ltd; manufactured to order with a 24–48 hour despatch window
• Stock Note: If listed as in stock, this refers to blanks in stock ready to machine into the reamer

This reamer enables precise finishing of holes to 18.90 mm with ISO H5 tolerance, ensuring interchangeability with standard components. Its spiral flutes promote smoother cutting, faster chip clearance, and a cleaner bore, even in common workshop materials. The straight shank provides stable alignment in handheld reaming operations, while the M2 HSS core resists wear over time for reliable use in daily machining tasks. The combination of left-handed flute and right-handed cutting supports a consistent, burr-free finish when guiding the tool by hand.