This is a Two-Layer Portable Toolbox manufactured by BOSI factory, made of professional-grade cold-rolled steel. Dimensions: 450×200×195mm. It features a fine sandblasted finish for rust and scratch resistance, and a convenient handle. The lid and body are tightly fitted for durability, meeting standard QB/T4399. Ideal for home use, electrical work, and as a car accessory.
BOSI's Two-Layer Portable Toolbox is made of high-quality cold-rolled steel with a fine sandblasted finish, offering scratch resistance, solvent resistance, and strong rust prevention. The lid and body are tightly joined by a precision interlocking structure, ensuring durability. A movable handle on top provides ergonomic ease of one-handed carrying. Dimensions are 450×200×195mm, with two layers for categorized storage of commonly used tools. Four units per box, suitable for home repairs, electrician travel, and emergency vehicle use.
Product Details
Lid and body joint: Reinforced hinges ensure smooth opening and closing, and a tight, seamless seal to prevent dust from entering.
Movable handle: Metal material covered with a plastic sleeve, comfortable to hold, strong load-bearing capacity, and can withstand full load carrying.
Sandblasted paint coating: Uniform thickness, no drips at the edges, passes scratch resistance test, and resistant to common solvents (gasoline, alcohol) wiping.
Bottom structure: Flat and reinforced, increasing impact resistance, stable and does not tip over when placed.
Size Marking: External dimensions 450×200×195mm, internal space can accommodate common hand tools.
Precautions for Use
Avoid overloading: Although it is made of steel plate, it is not advisable to place heavy or sharp heavy tools to prevent deformation of the bottom plate.
Drop Prevention: The total weight may exceed 10kg when fully loaded. Be careful on slippery surfaces when carrying to prevent the box from falling and damaging the hinges.
Cleaning and maintenance: The sand paint surface can be wiped with a damp cloth to remove oil stains. Do not use steel wire balls or hard scrapers to avoid scratching the coating.
Storage environment: Avoid long-term exposure to sunlight or high humidity environments. Although rust proof, extreme conditions may affect the lifespan of the paint surface.
Regular inspection: Before use, check whether the hinge screws are loose and whether the movable handle is cracked.
BOSI Two-Layer Portable Toolbox VS. Ordinary Sheet Metal Toolbox: Why Our Products Worth to Choose?
Comparison Items
BOSI Two-Layer Portable Toolbox
Ordinary Sheet Metal Toolbox
Steel Plate Thickness
Sufficient Thick Cold-Rolled Steel Plate
Thin Sheet Metal, Easily Deformed
Surface Treatment
Exquisite Sandblasted Paint, Scratch-Resistant and Melt-Resistant
Ordinary Spray Paint, Easily Peels and Rusts
Combined Structure
Tightly Combined Lid and Body, Sturdy and Durable
Large Gaps, Easily Loosens
Handle
Movable Handle, Metal + Sheath
Fixed Sheet Metal Handle, Harsh to Hands
Standards Implemented
QB/T4399
No Standard or Enterprise Standard
Warranty
12 Months (Structural Components)
Usually No Warranty
Product Components and Combinations
Tool Tray / Lining: Can be paired with an EVA foam cutting mat or a compartmentalized tool tray for categorized storage of small items such as screwdrivers and pliers.
Lock: The box has reserved locking holes, which can be equipped with small padlocks to increase security.
Strap: Can be paired with tool kit strap accessories (requires modification) to achieve crossbody carrying.
Other toolboxes: Used in combination with multi-layer toolboxes of the same series, with heavy tools on the lower layer and commonly used small tools on the upper layer.
Parts box: A plastic parts box is placed inside to store screws, expansion tubes, and other spare parts, avoiding mixing.
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