Ingersoll Rand 307B 1/4” Air Die Grinder – Straight, 28,000 RPM, 0.25 HP, Aluminum Housing

Overview

The Ingersoll Rand 307B Air Die Grinder blends compact agility with serious processing power. With a vane motor delivering 0.25 hp at 28,000 rpm, this straight grinder is ready to handle grinding, deburring, porting, and polishing tasks while remaining easy to maneuver in confined spaces.

Designed for real-world use, its lightweight aluminum housing reduces fatigue during extended sessions, and the precise ball-bearing construction helps balance the tool, reducing vibration and aiding longevity. An integral safety-lock throttle adds a layer of control, helping to prevent unintended starts, while a front exhaust keeps the workspace cleaner as you work.

Key Capabilities

• Powerful vane motor drives 0.25 hp at 28,000 rpm for fast material removal and refinement.
• Straight-angle design lets you reach tight spots, ports, weld seams, and corners with confidence.
• Lightweight aluminum housing combines durability with easier handling during prolonged use.
• Ball-bearing construction minimizes vibration and supports longer tool life in demanding environments.
• Integral safety-lock throttle prevents accidental engagement, enhancing operator safety.
• Front exhaust design helps keep your work surface cleaner while you work.

Practical Use and Compatibility

• Includes 2 wrenches and both 1/4" and 6 mm collets for compatibility with a range of attachments.
• Ideal for professionals and DIY enthusiasts tackling grinding, deburring, porting, and polishing tasks across metalworking projects.
• Compact form supports easy handling in tight spaces, automotive work, and workshop maintenance.

Ingersoll Rand backs decades of industrial expertise with tools designed for reliability and consistent performance. The 307B is built to be a versatile addition to your kit, offering tangible capabilities without promising guaranteed outcomes. Consider it a capable partner for a variety of metalworking tasks, with potential improvements in efficiency and control when used with appropriate attachments and techniques.