Stanley 62-502 11-Piece FatMax Screwdriver Set Ergonomically designed tri-lobular handle design provides maximum tip torque Slip-resistant rubber grip increases user comfort High strength nylon handle core over-molded onto bar for more torque handling and impact resistance Precision machined and sand blasted tip grips faster securely and resists slip out. Lacquer coated bar resists rust Limited Lifetime Warranty Ergonomically designed tri-lobular handle design provides maximum tip torque Slip-resistant rubber grip increases user comfort High strength nylon handle core over-molded onto bar for more torque handling and impact resistance Precision machined and sand blasted tip grips faster securely and resists slip out. Lacquer coated bar resists rust Limited Lifetime Warranty