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Most orders ship within 1–2 business days via UPS. Larger equipment ships via freight carrier, and customers can use the shipping estimator on the product page for a location-specific quote. Local pickup is also available at the Fairfield, IL facility, typically ready within 4 hours.

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MRO Exchange accepts all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available, with payment due prior to shipment. Custom terms are available for established accounts.

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Allied Machine & Engineering (AMEC) Universal Spade Drill Insert Holder 21881-0005 / H-500-5MT-SR | 4 in. to 8.5 in Cutting Diameter | Orientation: Axial | Coolant Through

$889.00 USD

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ConditionSurplus - Untested MPN500-5MT Stock #0226-00290

30-day returns on every item. Photos reflect the actual item’s current condition — see our return policy and condition guide.

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Allied Machine & Engineering (AMEC) H Series HP/Universal Spade Drill Insert Holder, part number 21881-0005, model H-500-5MT-SR. This is a Standard length (#500 SR) taper shank holder designed for the H Series cutting diameter range of 4.000 in. to 8.500 in. The holder features a #5 Morse Taper shank and a straight flute configuration, which is consistent with horizontal center machining applications for effective chip evacuation. Coolant is delivered through a 1/2 NPT port. Overall length per catalog specification is approximately 19.187 in. with a usable flute length of approximately 15.000 in. and total assembly length of approximately 25.875 in. The holder accepts Allied HP and Universal series spade drill inserts in the H Series blade seat configuration and is compatible with the Allied Rotary Coolant Adapter (RCA) system for through-coolant drilling operations. Manufactured in the United States by Allied Machine & Engineering Corp., a specialized holemaking tooling manufacturer. Item is supplied in original Allied Machine factory packaging with foam insert tray and red retention straps. Designated for use in drilling, boring, and large-diameter holemaking operations in ferrous and non-ferrous materials using replaceable spade drill insert technology.

Stock # 0226-290

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Shipping & Handling

Most orders ship within 1–2 business days via UPS, but expedited same-day handling is available as an add-on to orders in cart. Larger equipment ships via freight carrier. Use the shipping estimator above for a location-specific quote. Local pickup is also available at our Fairfield, IL facility, typically ready within 4 hours.

Returns & Condition

All items are sold as-described based on the photos and condition listed. If an item arrives differing from its description, it may be eligible for return or refund. See our full condition guide for details on our grading terms.

Payment Options

We accept all major credit cards, PayPal, and Shop Pay. Purchase order and wire transfer payment is also available by selecting "Purchase Order / Wire Transfer" at checkout. Payment is due prior to shipment. Contact us for custom terms on established accounts. Tax exemptions are honored if proper documentation is provided.

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Allied Machine & Engineering (AMEC) Universal Spade Drill Insert Holder 21881-0005 / H-500-5MT-SR | 4 in. to 8.5 in Cutting Diameter | Orientation: Axial | Coolant Through