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  1. Grade M42 Tool Steel | McMaster-Carr

    Choose from our selection of grade M42 tool steel, including over 2,900 products in a wide range of styles and sizes. Same and Next Day Delivery.

  2. M42 Adapters | McMaster-Carr

    Choose from our selection of M42 adapters, including metal pipe and pipe fittings, tube fittings for metal tubing, and more. Same and Next Day Delivery.

  3. M42 Taps | McMaster-Carr

    Choose from our selection of M42 taps, including general purpose taps, tap sets, and more. Same and Next Day Delivery.

  4. M42 Locknuts | McMaster-Carr

    Choose from our selection of M42 locknuts, including over 7,400 products in a wide range of styles and sizes. Same and Next Day Delivery.

  5. M42 Washers | McMaster-Carr

    Choose from our selection of M42 washers in a wide range of styles and sizes. Same and Next Day Delivery.

  6. M42 Bolts | McMaster-Carr

    Choose from our selection of M42 bolts, including hex head screws, socket head screws, and more. Same and Next Day Delivery.

  7. M42 Screws | McMaster-Carr

    Choose from our selection of M42 screws, including socket head screws, rounded head screws, and more. Same and Next Day Delivery.

  8. M42 Nuts | McMaster-Carr

    Choose from our selection of M42 nuts, including hex nuts, locknuts, and more. Same and Next Day Delivery.

  9. M42 Threaded Rods | McMaster-Carr

    Choose from our selection of M42 threaded rods, including high-strength steel threaded rods, medium-strength steel threaded rods, and more. Same and Next Day Delivery.

  10. M42 Couplings | McMaster-Carr

    Choose from our selection of M42 couplings, including metal pipe and pipe fittings, shaft collars and couplings, and more. Same and Next Day Delivery.