The Frazier Suction Tube, Round Hole, WL 3-7/8" OAL 6-7/8" 5 French (Fr) is an ultra-fine, precision suction instrument specifically designed for microsurgical applications and extremely delicate anatomical regions. The 5 Fr size (≈1.7 mm outer diameter) makes it ideal for surgeries where minimal suction force and extreme control are required, such as in neurosurgery, ENT, pediatric, or vascular microsurgery.