Product Description 3M Scotchlok Color-Coded Standard Male Disconnect Terminals create better holding force while still keeping disconnects fast and simple. The electrolytic copper ensures reliable conductivity, and the tin-plated finish is resistant to corrosion and damage from the elements. It features an insulated butted-seam barrel that can handle temperatures from -40 to 221 degrees F (-40 to 105 degrees C). From the Manufacturer About 3M Abrasive Systems For more than a century, 3M has applied innovation and technology to improving our customers’ lives and supporting their business goals. Today the company, from its headquarters in St. Paul, Minnesota, serves industrial and commercial customers and consumers in nearly 200 countries. Abrasive Systems products, including a complete line of coated abrasives, microfinishing and microreplicated abrasives, and hardware accessories, provide the finishing touch for almost any surface modification application. The 3M brand, across thousands of products, represents consistency, superior quality, and value.