Astro Tools 1221 Die Grinder Kit with 8-Piece Carbide Rotary Burr Set

The Astro Tools 1221 Die Grinder Kit provides versatile grinding and finishing capabilities with two professional-grade pneumatic grinders and a comprehensive carbide burr set. This complete kit is ideal for automotive repair, fabrication, porting, deburring, and precision metalworking.

Kit Includes:

• 1/4" angle die grinder with blue composite body and front exhaust
• 1/4" mini die grinder with blue composite body and front exhaust
• 8-piece double-cut carbide rotary burr set with 1/4" shanks

Grinder Features:

• Composite handles reduce vibration and operator fatigue
• Ribbed texture provides secure, comfortable grip during extended use
• Lever throttle design enables precise feathering control
• Built-in regulators for consistent performance
• Front exhaust directs air away from work surface

8-Piece Carbide Burr Set Includes:

• SA-5: Cylindrical shape, 1/2" × 1"
• SA-3: Cylindrical shape, 3/8" × 3/4"
• SC-3: Cylindrical radius end, 3/8" × 3/4"
• SC-1: Cylindrical radius end, 1/4" × 5/8"
• SD-1: Ball shape, 1/4" diameter
• SD-3: Ball shape, 3/8" diameter
• SF-3: Tree shaped radius end, 3/8" × 3/4"
• SF-5: Tree shaped radius end, 1/2" × 1"

The double-cut carbide burrs provide aggressive material removal on steel, aluminum, cast iron, and other metals. The variety of shapes allows for detailed work in tight spaces, blending, port matching, and surface preparation. Both grinders accept standard 1/4" shank accessories for maximum versatility.