- Fits 3/4" plugs and 13/16" standard plugs size, Sized to fit 3/4" spark plugs on one side and 13/16" spark plugs on the other, for common spark plug sizes. The package included spark plug wrench *1 and hand tool *1. Fits Oregon 42-452, fits Stens 750-026 Hand Tool, Lawn Mowers, Riding Tractors, Wheeled Edgers, Pressure Washers, Generators - Electroplating process gives the product a solid coating to improve the quality, durable surface can prevents product from abrasion and corrosion, ideal for long term usage. - To ensure the durability and accuracy, this product is precisely manufactured with multiple testing, with Gardenpal you can be confident of a reliable product with accurate fit!