About Us

Keystone plasticsKeystone’s innovative products, quality and unrivaled customer service has been the foundation of our success in supplying a full line of street sweeping replacement brooms. While leading the industry with the invention of the AllPro Strip Broom, the new AllPro Combo Strip Broom and the new AllPro Combo Wafer Broom, Keystone continues to keep pace with the continually changing street sweeping industry. Our combination of commitment and performance has brought Keystone to its position of prominence.

Keystone’s 66,000 sq. ft. headquarters and manufacturing facility in South Plainfield, New Jersey guarantees all our products are made in the U.S.A. With management, sales, R&D and production in the same building, Keystone has the most complete facility in the industry today. The constant communication between sales and production regarding each customer’s individual orders results in a high quality product with on-time deliveries.

Put our 50+ year tradition of unprecedented quality, service, and competitive pricing to work for your street sweeping needs.


Our reputation for integrity, innovation, and quality is evident in our complete line of replacement street sweeping brooms. You will get peak performance every time you purchase a replacement broom made by Keystone Plastics.