Astro Pneumatic ONYX 13” Extended Shaft Die Grinder 1/4” Collet 217 The Astro Pneumatic ONYX 13” Extended Shaft Die Grinder 1/4” Collet 217 has a rear exhaust air flow system and all ball bearing construction for long tool life. Extended shaft provides access to hard to reach places and positive grip body for easy control.

With over 40 years of importing product into the U.S. Automotive Aftermarket, Astro Pneumatic Tool Co. offers several product categories for one-stop shopping. Our products under our own brand name Astro Pneumatic include the popular tool and equipment classics, as well as innovative new items.

Astro Pneumatic Air Tools are ideal for body shop repair, muffler and exhaust work and provide the highest quality in the industry to assure you get the job done right.