OKAZAKI Hand Reamer HR1180 - 11.8 mm

OKAZAKI Hand Reamer Model HR1180 Size 11.8 mm.
OKAZAKI Model HR1180 is a premium-quality hand reamer from Japan made of specially selected high-speed steel (HSS). Designed for final precision reaming to enlarge and size existing drilled holes accurately to 11.8 mm, it eliminates internal roughness to deliver a smooth, consistent finish and tight tolerances to meet high engineering standards.
Feature
High-Quality HSS: Made from High Speed Steel offering high hardness, exceptional heat resistance, and excellent wear resistance.
Straight Flute Design: Straight cutting flutes ensure stable material cutting, providing a smooth surface finish.
Square Shank End: The square shank end is designed to fit securely in a tap wrench, preventing slipping during manual rotation.
Precision Performance: Provides excellent dimensional accuracy and roundness control according to Japanese Industrial Standards (JIS).
Taper Lead: Features a slight taper at the tip to assist in guiding and centering accurately into the hole.
Application
Used for fine reaming of pre-drilled metal holes to achieve a final hole diameter of 11.8 mm.
Suitable for machinery assembly, maintenance work, and machine tool manufacturing requiring high precision.
Compatible with various materials such as mild steel, cast iron, aluminum, copper, and engineering plastics.
Recommendation: Use with cutting oil to extend tool life and achieve a glossy surface finish.
Specification
Brand: OKAZAKI (Japan)
Model: HR1180
Diameter: 11.8 mm.
Material: HSS (High Speed Steel)
Shank type: Straight Shank (with square drive end)
Flute type: Straight Flute