Yankee 433-0.1258 0.1258'' HSS Straight Flute Chucking Reamer

Description:

The Yankee 433-0.1258 HSS Straight Flute Reamer is a precision high-speed steel chucking reamer designed for accurately sizing and finishing pre-drilled holes in machining and industrial manufacturing applications. Featuring a 0.1258" cutting diameter with a straight flute design, this reamer is commonly used in drill presses, milling machines, lathes, and CNC machining centers requiring smooth hole finishing and tight dimensional tolerances. Machinists and maintenance technicians use this tool for precision reaming operations in production, fabrication, aerospace, automotive, and repair environments.

Applications:

The Yankee 433-0.1258 chucking reamer is widely used in machine shops, manufacturing plants, tool and die operations, and precision metalworking applications. It functions as a finishing tool that enlarges and accurately sizes pre-drilled holes while improving surface finish and maintaining dimensional accuracy in steel, aluminum, brass, plastics, and other machinable materials. Straight flute reamers are commonly preferred for through-hole machining and stable cutting performance.

Technical Specifications:

• Manufacturer: Yankee
• Model / Part Number: 433-0.1258
• Product Type: HSS Straight Flute Chucking Reamer
• Reamer Diameter: 0.1258"
• Nominal Size: Approximately 1/8"
• Flute Type: Straight Flute
• Shank Type: Straight Shank
• Material: High Speed Steel (HSS)
• Finish: Bright / Uncoated
• Cutting Direction: Right Hand
• Function: Precision hole sizing and finishing
• Reamer Application: Through-hole machining
• Application: Metalworking, machining, and fabrication
• Installation: Drill chuck, collet, or machine spindle mounting
• Material Compatibility: Steel, aluminum, brass, plastics, and machinable metals
• Construction: Precision-ground hardened cutting tool
• Application Environment: Industrial machining and manufacturing operations
• Status: Industrial machining and metalworking tool

Common Replacements:

• Cleveland 0.1258" Chucking Reamer
• Precision Twist Drill 0.1258" Machine Reamer
• Dormer 0.1258" Straight Flute Reamer