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Open blue case with red impact screwdriver, metal extension bar, rows of bits and black impact socketsAngled open case showing red-handled impact screwdriver, extension bar, adapter, many bits and black sockets in blue foam caseClose-up of red ASTA impact screwdriver in blue case with labeled black impact sockets and two rows of bits

1/4-Inch Drive Impact Screwdriver Set with Extension Bar, 37 Pieces

Complete 37-piece impact screwdriver kit with sockets, bits, and extension bar—ideal for automotive and assembly work.

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Description

1/4-Inch Drive Impact Screwdriver Set with Extension Bar, 37 Pieces

Overview

This 37-piece 1/4-inch drive impact screwdriver set delivers the versatility professionals need for fastening, assembly, and maintenance work. The kit includes a red impact-rated screwdriver handle, 13 hex sockets (4–14mm), 15 interchangeable driver bits (Torx, Phillips, Pozidriv, and slotted), and 6 internal hexagon sockets. A 50mm extension bar and 75mm external square adapter expand reach and accessibility. Everything ships in a blue molded carrying case with organized compartments for job-site portability and storage.

Pair this set with comprehensive Torx socket options or long-shaft magnetic screwdrivers for expanded fastening coverage.

Key Features

  • 37-Piece Comprehensive Kit

    • 1 blue impact screwdriver spinner handle with textured grip
    • 13 × 1/4" drive 6-point hex sockets (4–14mm range)
    • 15 × impact bits: T10, T15, T20, T25, T30, T40 (Torx); PH1, PH2, PH3 (Phillips); PZ1, PZ2, PZ3 (Pozidriv); SL 4mm, SL 5.5mm, SL 7mm (slotted)
    • 6 × internal hexagon sockets (3–8mm range)
    • 1 × 50mm extension bar (1/4" drive)
    • 1 × 75mm external square adapter

  • Impact-Rated Construction

    • Black matte-coated, thick-walled sockets designed for pneumatic impact tools
    • Red handle engineered for shock absorption and repeated impacts
    • Textured grip prevents slipping under high-torque applications

  • Organized Storage

    • Blue molded plastic carrying case with dedicated recesses for each component
    • Size markings molded into tray for quick identification
    • Secure latch closure for job-site transport

  • Wide Fastener Compatibility

    • Covers hex, Torx, Phillips, Pozidriv, and slotted fasteners
    • Metric sizing (4–14mm hex sockets; 3–8mm internal hex)
    • Extension bar increases reach for recessed or tight-access applications

Business Advantages for Resellers

  • High-Value Bundle: 37 pieces in one SKU simplifies inventory and drives order frequency.
  • Multiple Application Markets: Automotive repair, assembly lines, maintenance departments, and electrical/HVAC professionals all stock 1/4" drive tools—strong retail demand.
  • Margin-Friendly: Complete kit vs. individual component purchasing attracts customers seeking convenience and value.
  • Professional-Grade Build: Impact-rated components command premium pricing while maintaining competitive production costs.
  • Repeat-Purchase Potential: Customers often buy backup sets or expand with complementary tools (longer extensions, additional bit options).

Technical Specifications

Specification Value
Drive Size 1/4 inch
Socket Type 6-point hex
Hex Socket Range 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm (13 pieces)
Internal Hexagon Sockets 3mm, 4mm, 5mm, 6mm, 7mm, 8mm (6 pieces)
Impact Bits (Torx) T10, T15, T20, T25, T30, T40 (6 pieces)
Impact Bits (Phillips) PH1, PH2, PH3 (3 pieces)
Impact Bits (Pozidriv) PZ1, PZ2, PZ3 (3 pieces)
Impact Bits (Slotted) SL 4mm, SL 5.5mm, SL 7mm (3 pieces)
Extension Bar Length 50mm
External Square Adapter Length 75mm
Handle Material Impact-rated polymer with textured grip
Socket Coating Matte black (impact-resistant)
Case Type Blue molded plastic with latch closure
Total Pieces 37

Professional Applications

  • Automotive Repair: Engine assembly, suspension fastening, interior trim removal
  • Industrial Maintenance: Machine assembly, equipment servicing
  • Assembly Lines: High-volume fastening in controlled production environments
  • Electrical/HVAC: Panel and fixture assembly with varied fastener types
  • Field Service: Compact, portable kit for technicians requiring multiple drive types

Why Stock This Set

The 1/4-inch drive is the workhorse of professional fastening. This 37-piece configuration balances socket variety with bit diversity, eliminating the need for customers to purchase separate hex, Phillips, and Torx kits. The included extension bar solves real-world access challenges, and the carrying case justifies premium positioning in retail or distributor catalogs. Impact-rated construction ensures longevity and professional credibility.

Ready to expand your impact tool inventory? This set pairs perfectly with specialty bits, longer extensions, and complementary drive sizes. Stock confidently—37 pieces deliver broad application coverage and professional-grade reliability.