The Command HSK100 3/4" Endmill Holder with a 3.875" projection is designed for efficient and precise machining. With coolant through capabilities, this endmill holder is ideal for high-performance cutting tasks. The HSK100 spindle type ensures smooth and stable operation, while the 3/4" shank capacity allows for securely holding the end mill. This product from Command is a reliable choice for professionals in need of a high-quality endmill holder for their machining needs. New no bag.