After 2 years of development, hundreds of hours designing, and thousands of shreds, we proudly present our first grinder ever. The TANK ShredStep Grinder™ in BLACK is here. Our patent-pending ShredStep™ tooth profile creates 720 functional sharp edges to shred any herb with ease. Smooth like butter. This hefty, aircraft-grade aluminum grinder is a must for your arsenal. Get one and feel the difference. Hand-designed by our team in California. Welcome to the last grinder you’ll ever need. The Tank Lifetime Warranty is included with purchase.