Proto Set MULTI-Bit 91 Piece J61390-SBD

Proto's comprehensive 91-piece industrial multi-bit screwdriver set designed for high-volume maintenance, assembly, and repair operations. Manufactured from high-strength S2 tool steel, these bits are through-hardened for maximum durability and resistance to wear during repetitive mechanical tasks. The set features a professional-grade magnetic bit holder and a ratcheting screwdriver handle, allowing for efficient one-handed operation and high torque transfer in confined spaces. The collection includes a vast array of bit styles, including Phillips, Slotted, Torx®, Hex (SAE & Metric), Square, and Pozidriv, ensuring compatibility with virtually any industrial fastener encountered in the field. All components are housed in a high-impact blow-molded case with dedicated slots for each bit, ensuring secure storage and rapid tool identification. This master set is an essential solution for technicians who require a complete range of precision-machined bits in a single, portable, and rugged package. The shipping weight for this 91-piece set is approximately 3.60 lbs.
Key Features
Comprehensive 91-Piece Selection: Features an exhaustive range of bits including Phillips (#0-#4), Slotted, Torx® (T6-T40), Hex (SAE & Metric), Square, and Pozidriv.
Industrial S2 Tool Steel: Bits are manufactured from premium S2 steel and through-hardened to deliver professional-grade longevity and resistance to twisting.
High-Torque Ratcheting Handle: Includes a professional-grade ratcheting screwdriver with an ergonomic grip for reduced user fatigue and maximum turning power.
Magnetic Bit Extension: Features a high-strength magnetic bit holder to ensure secure bit retention and reach in deep or narrow mechanical spaces.
Precision-Machined Tips: Engineered for a tight, high-tolerance fit into fasteners to virtually eliminate cam-out and prevent damage to critical components.
Rugged Storage Case: Comes in a durable, high-impact blow-molded case that keeps all 91 pieces organized and protected during transport.
Versatile Application: Designed for use across automotive, aerospace, and industrial maintenance sectors where a wide variety of fasteners are present.