[Reduce Bubbles] The unique design of this mixing head can keep air out of the liquid as much as possible during mixing to achieve the purpose of reducing bubbles, ensuring that the epoxy resin is stirred more evenly in the container. [1 or 4 Inch Hex Shank] The mixer attachment is designed with a 1 or 4 inch hex shank, making it suitable for most drills. It is easy to install, simply insert the mixer paddle into the blender, tighten and use it. You will get 4pcs 16.5cm or 6.5in mixer paddles, and 2pcs 22cm or 8.7 in paddles, sufficient to meet your mixing needs. [4-Blade Design] According to the working principle of helical mixing, our mixer paddles are designed with 4 helical blades, so you can mix resin easier, more quickly, and more uniformly. They can replace manual stirring, save stirring time and energy and improve efficiency. [Quick Mixing] The 4-blade mixer paddle can work with a blender for powerful mixing, so you do not have to worry about mixing any viscous liquids like resin! Compared to the common manual mix, it is easier and faster, saving your time and labor. [Wide Application] The reusable mixer attachment is widely used for mixing epoxies, paints, ceramic glazes, stains, and other thin and thick liquids. Use it to speed up mixing and save time! Product name: Mixer Paddle Material: plastic Color: black Size: 16.5cm or 6.5in, 22cm or 8.7 in Applicable: 1 or 4 inch drill Application: mixing epoxies, paints, ceramic glazes, stains, etc Parts List:4 x 6.5 Inch Mixer Paddle 2 x 8.7 Inch Mixer Paddle