Ingco 31-Piece Professional Impact Screwdriver Bit and Magnetic Nut Setter Master Set - Heavy-Duty S2 Industrial Steel Driver Bits Kit for Impact Drivers and Cordless Drills (AKDL11306)

Driving fasteners into structural steel framing, hardwood decks, or heavy machinery using standard screwdriver bits frequently results in sheared tips, rounded screw heads, and constant bit breakages. Standard driver bits lack the elasticity to absorb the violent rotational shocks delivered by high-torque impact drivers, leading to costly delays and ruined materials. The Ingco AKDL11306 31-Piece Professional Impact Screwdriver Bit Set is an industrial-grade fastening solution engineered to thrive under extreme torque loads. Carefully optimized with a high-torsion zone design, this master collection provides tradespeople, mechanics, and contractors with a comprehensive layout of impact-rated bits that outlast standard alternatives.

The exceptional service life and non-slip performance of this heavy-duty set stem from its premium hardened S2 industrial alloy steel construction. This advanced material matrix undergoes highly precise heat treatment to deliver maximum structural strength and flexibility, drastically reducing tip fragmentation. The kit features a meticulously balanced assortment of 25mm short insert bits, extended 50mm and 89mm power bits, high-potency magnetic nut setters, and a heavy-duty quick-release bit holder. Every bit tip is precision-machined to ensure a tight, absolute fit within screw recesses, eliminating cam-out slipping and safeguarding pre-finished hardware surfaces across automotive, electrical, and construction installations.

Technical Specifications

• Brand: INGCO

• Model: AKDL11306

• Product Type: High-Torque Impact Screwdriver Bit and Nut Driver Master Set

• Total Set Quantity: 31 Pieces Per Heavy-Duty Retail Pack Assortment

• Core Material Composition: Hardened S2 Industrial-Grade Alloy Steel for extreme impact resistance

• Shank Interface Layout: Standard 1/4" Hexagonal Quick-Change Shank Architecture

• Master Kit Component Assortment Breakdown:

  • 14 x 25mm Short Impact Bits:

    • Phillips: PH1, PH2, PH3

    • Pozidriv: PZ1, PZ2, PZ3

    • Slotted (Flathead): SL3, SL4, SL5, SL6

    • Torx (Star): T20, T25, T27, T30

  • 10 x 50mm Medium Power Bits:

    • Phillips: PH1, PH2 (x2), PH3

    • Pozidriv: PZ1, PZ2 (x2), PZ3

    • Slotted (Flathead): SL5, SL6

  • 3 x 89mm Extended Reach Power Bits:

    • Profiles: PH2, PZ2, SL6

  • 3 x 48mm High-Potency Magnetic Nut Setters:

    • Metric Socket Sizes: 6mm, 8mm, 10mm Hex Openings

  • 1 x Heavy-Duty Impact Screwdriver Bit Holder: Integrated high-retention internal magnet for holding short insert bits secure

• Primary Target Applications: Heavy-duty metal framing assembly, structural wood decking installations, commercial automotive mechanics, drywall tracking, and automated industrial manufacturing lines

• Machine Compatibility Match: Custom-engineered for professional high-torque 20V impact drivers, impact wrenches with chuck adapters, and standard cordless combi drills (An excellent matching companion kit for the Ingco CIRLI2002 and TIRLI2017 series impact drivers)

• Packaging Type: Supplied safely enclosed inside a premium commercial double-blister retail pack layout for absolute surface preservation, clear visual profile identification, and clean warehouse shelf inventory tracking