Proto J61390 Multi-bit Screwdriver Set 91 Pc 1/4 in Drive

Product Description

The PROTO J61390 is a 91-piece multi-bit screwdriver set built around a 1/4-inch drive handle and stocked with alloy steel bits in a wide range of drive types. At 12 inches overall length, the handle gives enough leverage for most fastener applications encountered in trade work. The chrome finish on the bits resists corrosion during normal shop and field use. This set is suited for HVAC technicians, electricians, plumbers, and mechanical contractors who need one driver handle capable of covering clutch, hex, Phillips, slotted, spanner, and spline fastener heads without carrying multiple dedicated screwdrivers.

The J61390 is designed for professional use in residential and light commercial service work where fastener variety is high and tool space is limited. It fits naturally into panel access work, equipment commissioning, and general mechanical assembly tasks where multiple drive types are encountered in a single job. The broad bit selection covers both metric and imperial sizes, making it practical for both domestic equipment and imported units with mixed fastener standards.

Key Features

• 91-piece set covering clutch, hex, Phillips, slotted, spanner, and spline drive types
• 1/4-inch drive sizing compatible with standard bit accessories
• Alloy steel construction with chrome finish for corrosion resistance
• 12-inch overall length for practical leverage in confined spaces
• Metric and imperial bit sizes included in a single set
• Non-insulated, non-magnetic, non-sparking per product specifications

Compatibility

Designed as a general-purpose multi-bit screwdriver set for use with standard 1/4-inch drive bit accessories across trade applications.

Installation Notes

This set is intended for use by qualified trade professionals. Always de-energize electrical panels and equipment before accessing fasteners near live components, following applicable NEC guidelines. Confirm the correct bit type and size are seated fully before applying torque to avoid fastener damage. Store bits in the included organizer to prevent loss and keep drive surfaces free of debris for proper engagement.