Fujiya Kurokin 524K-100: Electrician's Slotted Screwdriver (-5.5mm)

A precision-engineered essential for electrical and terminal block work. Part of the premium KUROKIN line, this screwdriver combines a high-performance 100mm axis with a specialized electrician's tip designed to fit perfectly into terminal screws without slipping or marring.

Electrician's Profile: The -5.5mm slotted tip is specifically ground for electrical components, ensuring a snug fit in terminal blocks and switchgear.
Optimized Reach: A 100mm (4-inch) axis provides the ideal balance between leverage and access for standard panel work.
Kurokin Quality: Built for professional daily use, featuring high-durability steel and the signature black-and-gold aesthetic.

Technical Specifications

Tip Shape: Slotted -5.5mm
Axis Length: 100mm
Total Length: 186mm
Weight: 85g
JAN Code: 4952520403211
Package Dimensions: 229 x 40 x 38 mm

Fujiya Kurokin 524K-100 Detailed Dimensions Diagram

Key Dimensions (mm)

The 524K-100 is designed for ergonomic comfort and precision handling during repetitive electrical installations.

Handle Diameter: 40mm (High-torque grip)
Shaft Diameter: 6mm
Shaft Length: 100mm
Overall Length: 186mm

Kurokin insulated resin shaft cover for short circuit prevention

Advanced Insulation: Resin Shaft Cover

Safety is paramount in electrical installations. This screwdriver is equipped with a specialized resin shaft cover that provides a critical layer of insulation. This design prevents accidental short circuits when working inside crowded distribution boards, switchboards, or live panels, protecting both the technician and the equipment.

Large-diameter cushioned grip for high-torque electrical work

High-Torque Cushioned Grip

The large-diameter grip is engineered to maximize force transfer while minimizing hand strain. The cushioned material provides a non-slip surface, reducing fatigue during long shifts.

Instant Identification: The top of each grip features a clear icon to distinguish between Positive (+) and Negative (-) drive types at a glance, keeping your workflow seamless.

Precision Black Point Magnetic Tip

The business end of the tool features a high-precision "Black Point" finish. This ensures an exact fit into screw heads to prevent "cam-out" and stripping. The integrated magnetic tip securely holds screws in place—an essential feature when working with one hand or in deep electrical boxes.

Versatile Shaft Lengths

The KUROKIN series offers multiple shaft lengths to suit specific project needs. Whether you require a standard 100mm reach for general panel work or specialized lengths for deep-set components, these tools provide the flexibility required for professional electrical construction and equipment maintenance.

Fujiya Kurokin 554D-BG 5.5 x 100mm Electrician's Slotted Screwdriver

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