Remove stripped, stuck, rusted, one-side, tamper-proof, security, Torx screws, nuts, and bolts. Perfect nose for access to confined spaces. Inside jaw surface hardened to HRC60±2 (Rockwell standard). Ergonomic elastomer T-Shaped handles for unmatched comfort prevent the grip covers from twisting or slipping off and provides a 20% weight reduction to reduce fatigue without sacrificing leverage. RoHS Compliant for use in various industries. Made in Japan with hardened high carbon steel.