The Lindstrom RX8150 RX-Series Micro-Bevel Cutter remains the leader in ultimate performance, precision, and comfort. All RX-Series cutters are designed with a slightly rounded and wide profile, which create exellent surface distribution and contact. The RX8150 features ESD-Safe Grips to address static dissipation and EMI/RFI Shielding. Lindstrom's RX-Series cutters also feature the patented BioSpring®. This BioSpring provides the user the ability to adjust the tension to suit their preference via three different ports. The RX8150 is made of 1% Carbon/Chrome Ball Bearing Grade Steel, which is ideal for high-stress applications. They are impact resistant and resilient with smoother, cleaner penetration at the cutting edge and also have a 63-65 HRC Cutting Edge, which results in a longer lasting tool.