MC Template Directions to Hygrade Precision Technologies, Inc. Directions to Hygrade Precision Technologies, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Industrial & Manufacturing >> Manufacturing >> Precision Machining & Turning Hygrade Precision Technologies, Inc. 329 Cooke St.Plainville, CT 06062 | map 860-747-5773 Visit Site Get directions to: Hygrade Precision Technologies, Inc., 329 Cooke St., Plainville CT Get directions from: Click to Print This Page If your business isn't here, contact us today to get listed!