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discount Bimetal Hole Saws Product Description A good bi-metal hole saw will easily cut through softer materials, such as plastic and wood-based items, as well as harder materials, such as steel and stainless steel. The type of high speed steel chosen by the hole saw manufacturer will contribute greatly to the performance of the hole saw. Bi-metal Hole Saws are toothed HSS strips laser welded to a tough alloy body and disc. These precision manufactured Hole Saws that have outstanding strength, resilience and shatter resistance are manufactured in Bi-metal M42 grades. Salient Features & Advantages 1. The teeth are made of imported M42 high speed steel alloy with strong cutting force. 2. Smooth cutting, high efficiency. 3. Chip removal special hole design structure, reasonable chip removal speed. 4. Universal handle to prevent slipping and bear more torque. Pipe and Tap Entrance 1. Pipe taps are used for threading holes created by a hole saw to receive a threaded pipe. 2. Reference the product charts for proper selection.To cut a hole for a 1" pipe tap,select a 1-1/8" hole saw. 3. Pipe entrance is the diameter for the hole through which a pipe of a given diameter will pass during installation or repair. 4. Pipe size is defined by the inside diameter.To cut a hole through which a 3/4" pipe may be passed,a1-1/8" hole saw is used. 5. Tubing size is defined by the outside diameter.To cut an entrance hole of a given tubing diameter,the same diameter hole saw should be used. Scope of application 1. Can be used for: steel plate, thin iron sheet, color steel tile, aluminum alloy, solid wood, wood-based board, gypsum board, stainless steel. 2. Prohibited for: concrete, glass, brick walls, tile. How to Control the Quality? At our company, quality is always our top priority. We maintain strict quality control procedures at all stages of the production process, from incoming raw materials to finished products. This ensures that our customers always receive products that meet their exacting standards. 1. Pre-production(Sample Inspection): Pre-production sample confirmation is a process in which a company works closely with a client to ensure that all of the client's needs are met and that the final product will meet the client's exact specifications. This process is vital for any new project, especially one that requires highly-customized products. 2. Raw Material: Raw materials with qualified sizes are necessary for our production process, so we make sure to have an expert check your order before it's processed. This ensures that only the highest quality raw materials are used in our products. Our steel is sourced from one of these reputable factories, so you can be confident that you're getting a product made with only the best ingredients. 5. Finished Products Inspection: Finished Products Inspection is a necessary step in quality control to ensure that the products shipped are up to standard and will meet customer expectations. By sampling products during manufacturing and checking for potential issues, finished products inspection helps to avoid problems down the line and ensures that the customer receives a high-quality product. 6. Package Inspection Package inspection is an important process that helps ensure the safety of products during transportation. Package inspectors check for proper packing methods, specifications, and tightness before products are loaded onto vehicles. This helps to ensure that products arrive at their destination safely and without damage. Additionally, package inspection can help to identify any issues with product quality or condition. By catch potential problems early, businesses can avoid costly delays or recalls.discount Bimetal Hole Saws website:http://www.boyatools.com/hole-saws/bimetal-hole-saws/