Check the listing for details. Genuine Milwaukee 42-06-1030 3/8" M12 Ratchet Head Anvil Service Kit for 2457-20. Color: Black, Condition: New. Listed at 23.39 USD. The Genuine Milwaukee 42-06-1030 3/8" M12 Ratchet Head Anvil Service Kit is a high-quality replacement part designed specifically for the Milwaukee M12 2457-20 Impact Wrench. This kit includes one anvil service head in 3/8" size, perfect for maintaining and repairing your impact wrench. With a 12V power source, this black ratchet head anvil service kit is a reliable and durable option for your power tool needs. The Milwaukee brand ensures quality and compatibility with your impact wrench model.The Genuine Milwaukee 42-06-1030 3/8" M12 Ratchet Head Anvil Service Kit is a high-quality replacement part designed specifically for the Milwaukee M12 2457-20 Impact Wrench. This kit includes one anvil service head in 3/8" size, perfect for maintaining and repairing your impact wrench. With a 12V power source, this black ratchet head anvil service kit is a reliable and durable option for your power tool needs. The Milwaukee brand ensures quality and compatibility with your impact wrench model.