Rotating Kerrison Shaft, 8″ (200mm) Straight, 5mm, 40° Up, Panther – Shaft Only – Requires 70-2390P Micro Handle is a precision spinal and neurosurgical instrument component designed for controlled bone resection and decompression procedures. Featuring a straight rotating shaft, 5mm bite size, 40° upward-facing footplate, Panther-style cutting configuration, and premium stainless steel construction, this modular Kerrison shaft delivers exceptional cutting efficiency, surgical access, and precision when paired with the compatible 70-2390P Micro Handle.