Debunking Myths: Is Stainless Steel Just Carbon Steel with Rust Protection? Hello, I'm Dennis Bandy, owner of Wise Auto Tools and a Master Automotive Technician with many years … read more 15th Jul 2025 DennisB
Head Bolt Stripping in Kia and Hyundai Engines: How Common Is It and How to Fix It A customer recently emailed us with a great question: “What percent of Kia vehicles would you … read more 9th Jul 2025 DennisB
Pentastar 3.6L Head Bolt Thread Repair on a Budget We recently received a great question from Michael, a DIYer facing a common problem of stripped thre … read more 19th Mar 2025 DennisB
Save A Thread Blown Out! Larger Thread Repair Needed When a Save-A-Thread insert fails, it can leave the spark plug hole in your engine significantly lar … read more 8th Jan 2025 DennisB
Description Description Comfortable ergonomic design cushion-grip handle .3 HP Rear Exhaust and built in power regulator Ideal for limited space applications Compact and lightweight tool designed for easy maneuverability in general maintenance applications Durable and high quality construction expertly made In Japan Safety throttle lever 90 Degree Angle Head View AllClose
Add to Cart Quick view AOT20AH 1/4" 90° Angle Die Grinder ASTRO PNEUMATIC TOOL CO. MSRP: Now: $54.28 Was: 90° Angle Die Grinder with Safety Lever Frontal exhaust - 20,000rpm 1/4" capacity collect chuck. Lever throttle for feathering control. Collet Size: 1/4", Overall Length: 5" (127mm) Motor: 1/3hp