🔍 Discover Sensitivity Like Never Before! Smooth-rolling rotating spur built for lasting performance in any clinical setting. 7" stainless steel handle with a textured grip ensures comfort during use. 18 evenly-spaced sharp pins deliver a stimulating sensation for accurate testing. From bandages to surgical tools, Grafco is your go-to for all medical needs. Designed to assess nerve reactivity and sensory response effortlessly. 18 Sharp Pins Nerve Sensitivity Test Precision-Machined The Graham-Field 1309-1 Grafco Wartenberg Pinwheel is a 7-inch chrome-plated tool designed for testing nerve sensitivity, featuring 18 sharp pins for precise sensory assessment. Its stainless steel handle is ergonomically designed for comfort and durability, making it an essential instrument for healthcare professionals.