Storm Mechanical Digital Micrometer - Central Tools

The Central Tools 3M201 Storm Mechanical Digital Micrometer offers professional technicians a reliable solution for accurate dimensional measurements. This robust hybrid tool integrates the familiar tactile control of a traditional mechanical micrometer with the efficiency of a clear digital display, streamlining critical checks on automotive and industrial components for an optimized workflow.

Key Features

• Mechanical + Digital Hybrid Design: This innovative storm micrometer combines a conventional thimble and ratchet mechanism for precise contact pressure control with an easy-to-read digital readout. This design enhances measurement acquisition speed while minimizing reading errors, providing digital accuracy with a classic mechanical feel.
• Professional-Grade Durability: Engineered for daily use, its rugged mechanical construction is built to withstand demanding shop environments, including machine shops, trimming shops, and busy fleet or dealership service bays.
• Intuitive Digital Readout: Features an odometer-style digital display for quick and clear readings, supporting efficient measurement tasks.
• Consistent Measurement Accuracy: Stable mechanics combined with a 0.0001" (or 0.001mm) resolution support tight tolerance work, crucial for precisely measuring engine internals, rotors, valve components, and precision hardware.

Applications

The 3M201 is utilized across automotive, industrial, and aerospace sectors for verifying the dimensions of machined parts, engine components, and assemblies. In automotive applications, it is well-suited for precisely measuring shims, valve train components, bushings, and precision spacers on passenger cars, light trucks, and heavy-duty vehicles. It is particularly effective for measuring the thickness of brake rotor surfaces before and after machining to ensure they meet minimum specifications. For workshops upgrading from purely mechanical tools, this storm micrometer offers a practical conversion, retaining mechanical feedback with the added convenience of a digital readout.

Specifications

• Model: 3M201 Storm Mechanical Digital Micrometer
• Range: 0-1 inch (0-25mm)
• Resolution: 0.0001 inch (0.001mm)
• Weight: Approximately 1 lb (0.45 kg)
• Dimensions: 6.2 x 3.2 x 1.2 in. (15.75 x 8.13 x 3.05 cm)