Square Head Steel Protractor - General Tools & Instruments

The General Tools & Instruments Model 17 Square Head Steel Protractor is engineered for precision angular measurement in demanding automotive, industrial, and woodworking environments. This professional-grade tool delivers accurate 0 to 180-degree readings, making it indispensable for technicians, machinists, and craftsmen who require reliable angular layout and verification. Crafted from ground stainless steel, it offers sustained performance and exceptional durability in professional settings.

Key Features

• Stable Square Head Design: The distinctive square head provides a stable anchor against workpieces, ensuring consistent and accurate angle measurements without slippage.
• Secure Locking Mechanism: An easily adjustable protractor arm can be firmly locked into position with a knurled thumb nut, maintaining precise angle settings for identification and transfer.
• Dual-Direction Etched Scale: Deeply etched graduations offer clear readability from 0° to 180° in both clockwise and counter-clockwise directions, enhancing flexibility and resisting wear over time.
• Durable Stainless Steel Construction: Constructed from high-quality, ground stainless steel, this protractor provides superior strength, precision, and inherent corrosion resistance, ensuring a long service life.

Applications

This square head steel protractor serves as a versatile instrument across various professional trades:

• Machinists: Essential for critical angle measurements in metal fabrication, setup, and inspection of machined components.
• Carpenters and Woodworkers: Ideal for accurately setting bevels, marking cuts, and verifying angles in cabinetry, furniture construction, and other intricate woodworking projects.
• Automotive Technicians: Utilized for precise angle determination in suspension alignment, bodywork, and other mechanical tasks requiring accurate angular settings.
• Draftsmen and Engineers: An invaluable instrument for architectural design, engineering drawings, and geometry tasks demanding highly accurate angle layouts.

Specifications

• Material: Ground Stainless Steel
• Measurement Range: 0° to 180° (dual-direction)
• Adjustable Arm Length: 6 inches (15.24 cm)
• Head Dimensions: 3-3/8 inches x 2 inches (8.57 x 5.08 cm)
• Weight: 0.25 lbs.