HARDEN 9-Piece Professional S2 Steel Screwdriver Bit Set | 550601
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Description
Eliminate the frustration of stripped screws and snapped bits with the HARDEN 550601 9-Piece S2 Steel Bit Set. While standard bits often fail under high torque, these professional-grade inserts are forged from premium S2 Shock-Resisting Tool Steel, offering a superior balance of hardness and elasticity that extends the life of the tool by up to 5x.
Each bit features a universal 1/4-inch (6.35mm) hex shank, making them perfectly compatible with all standard magnetic bit holders, manual drivers, and power drills. The precision-ground tips ensure a "lock-in" fit that reduces cam-out (slipping), protecting both the bit and your expensive fasteners. Finished with a sandblasted anti-rust coating, these bits are built to withstand the humid and greasy environments of professional workshops and construction sites.
Key Features & Benefits:
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Premium S2 Alloy Steel: Industrial-grade material provides exceptional impact resistance and professional-tier hardness (HRC 58-62).
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High-Precision Tip Geometry: Precision-milled to meet exact international standards, ensuring a snug fit and preventing screw head damage.
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Universal 1/4" Hex Shank: Optimized for use in impact drivers, cordless drills, and magnetic screwdriver handles.
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Satin Sandblasted Finish: Provides a high-friction surface for better grip and superior resistance to corrosion and wear.
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9-Piece Essential Range: Includes the most frequently used Slotted, Phillips, and Pozi bits for universal maintenance.
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Impact Ready: Engineered to handle the high-torque peaks of modern cordless impact drivers.
Technical Specifications:
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Model Number: 550601
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Material: Forged S2 Alloy Steel
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Shank Size: 1/4" (6.35mm) Hex
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Bit Length: 25mm (Standard Insert)
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Hardness: HRC 58–62
Set Includes (Common Configuration):
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Slotted: 3mm, 4mm, 5mm, 6mm
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Phillips: PH1, PH2, PH3
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Pozi: PZ1, PZ2
Ideal For:
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Furniture Assembly: High-speed driving into hardwoods and composite materials.
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Automotive Interior Work: Accessing small fasteners in dashboards and door panels.
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Electrical Maintenance: Tightening terminal screws and mounting hardware.
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Construction & DIY: A reliable, high-strength set for everyday fastening tasks.
