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 Air-True Ground and Polished Drill Rod is made by Precision Marshall Steel Company. The steel type is AISI A-2 air-hardening tool steel, annealed for easier machining. It has uniform machining properties and consistent response to heat treatment through carefully controlled chemical analysis.Air-True drill rod is made from fine grain, electric furnace air-hardening 5% chrome tool steel. It is a superior quality steel which has excellent wear and abrasion resistant properties. It has a fully spheroidized structure and is 100% free of decarb and other surface imperfections.Identification of each production lot is maintained, and a certified chemical analysis can be provided upon your request.The drill rod ends are saw-cut and chamfered or deburred when the diameter is 3/8 and greater. This processing protects other rods from scratching, helps your set-ups and improves safety in handling. Smaller diameters are accurately cut with automatic die-cutters. At least one end is painted blue for easier identification of the steel typeThe Diameter |D| tolerance is ±.0003" for rod diameters less than .124, ±.0005" for diameters .125"-.499", and ±.001" for diameters of .500" and greater. The Length |L| tolerance is +.125"/-.000".The available diameters are 1/16 to 3 inches. The available lengths are 36 and 144 inches. Please contact us if you need a different size, or if you need us to make any alterations.RELATED: PM A2 Drill Rod, Metric SizesDELIVERY 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: Preheat thoroughly at 1450°F, then raise to hardening temperature of 1725-1800°F and soak uniformly. For larger sections, use high side; for thin or smaller sections, use low side. Quench in still air or dry air blast at 125-175%F, then TEMPER IMMEDIATELY.TEMPERING DATA:
Great Product From Mark Gasparin of Mars, Pennsylvania on 12/5/2022.
The drill rod we received was exact size to specifications with fast delivery!
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