Starrett 449BZ-6R Micrometer Depth Gage Range Base - 0-6 4

The Starrett 449BZ-6R is a precision micrometer depth gage designed for accurate depth, shoulder, and slot measurements in machining and inspection applications. With a 0–6" measuring range and a 4" base, this instrument provides the stability and reach required for demanding shop floor and quality control environments.

Starrett's 449BZ series depth micrometers feature a hardened and ground measuring rod with a thimble lock for securing readings, and a finely ground base that ensures flat, stable contact with the workpiece surface. The satin chrome finish reduces glare for comfortable reading under shop lighting conditions.

Key Features:

• Measuring Range: 0–6 inches
• Base Length: 4 inches for enhanced stability on wider workpieces
• Graduation: 0.0001" (with thimble graduated in 0.001" increments)
• Thimble lock for securing precise measurements
• Hardened and ground spindle and measuring rods for long-term accuracy
• Satin chrome finish to minimize glare and reduce eye strain
• Interchangeable measuring rods included for full range coverage
• Manufactured by L.S. Starrett Co. — a trusted name in American precision metrology

The Starrett 449BZ-6R is ideal for machinists, toolmakers, and quality inspectors who require reliable, repeatable depth measurements. Built to Starrett's exacting standards, this depth micrometer delivers the accuracy and durability expected from a professional-grade measuring instrument.