EXTRA DISCOUNTS: Purchase this item by itself or with any other items from Precision Marshall's category to receive an extra discount based on the total value of category products in your Shopping Cart. Click the link for more information.This Presco Oil-Hardening Regular Tolerance Precision Tolerance Ground Flat Stock (Gauge Stock) is made by Precision Marshall Steel Company. The steel type is AISI O-1 tool steel, annealed for easier machining. It is an electric furnace melt oil-hardening tool steel with a fully spheroidized structure. A non-shrinking general-purpose tool steel, it has excellent abrasion resistance, toughness and machinability characteristics.The standard nominal sizes are ground to a satin finish on four sides, free of decarburization, held to tight tolerances in dimensions and squareness, and ready for layout. Each piece is lightly coated with rust-preventive oil and individually packaged in a vapor-resistant envelope which has the size and steel type clearly marked. All ends are precisely cut and deburred to insure excellent yields and handling safety. At least one end is painted green for easier identification of the steel type.Thicknesses 5mm and up are cold-sawn, while lighter sections are sheared.The Thickness |T| tolerance is +.05mm/-.00mm. The Width |W| tolerance is +.02mm/-.00mm. The Length |L| tolerance is +5mm/+8mm.The available thicknesses are 3 to 10mm. The available widths are 15 to 150mm. Please contact us if you need a different size, or if you need us to make any alterations.RELATED:PM Precision GFS, Presco O1 Ground Tool Steel, Fractional Inch SizesPM Oversize GFS, Presco O1 Ground Tool Steel, Fractional Inch Sizes DELIVERY TIME: Normally in stock and ships the next business day.SHIPS FROM: Precision Marshall products are sent directly to you from the warehouses in Bolingbrook, IL; Hartford, CT; Euless, TX; or Santa Fe Springs, CA.MINIMUM ORDER: None. HEAT TREATMENT: For sections smaller than 6mm, heat to 1450-1475°F and hold until heated through. For larger sections, preheat to 1200°F, then raise to 1450-1500°F hardening temperature. Hold one-half hour per 25mm of cross section. Quench in oil at 125-150°F and TEMPER IMMEDIATELY.TEMPERING DATA:
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