This 100mm four-piece grinder is made out of aircraft-grade aluminum.

This 50mm four-piece grinder is made out of aircraft-grade aluminum.

This 2.5" Sharpstone grinder is made out of aircraft-grade aluminum.

This 2.2" Sharpstone grinder is made out of aircraft-grade aluminum.

This 2.5" Diamond Grind is made out of aircraft-grade aluminum in the USA.

It's a toy! It's a grinder! It's a combination toy and grinder!

2.5" Diameter

2.5" Diameter

1.55" Diameter

This grinder is made in the USA out of medical-grade anodized aluminum.

This grinder is made in the USA out of medical-grade anodized aluminum.

This 3" acrylic grinder features pyramid-shaped teeth and is perfect for on the go use.