From the product description, check product page for current description, price and availability:

• VERY DURABLE – Coated with three layers of nickel, copper and nickel to reduce corrosion and provide a smooth finish which greatly increase the longevity of the Magnets.
• POWERFUL MAGNETS – Each magnet can support 12kg pull vertically from the magnetic face when in flush contact with a mild steel surface.
• MAGNETS DIMENSIONS -32mm diameter x 5mm thick with a 5mm diameter countersunk hole for fixing ,+/-0.1mm tolerance.
• DIY PROJECTS & SCIENCE EXPERIMENTS – Refrigerator Magnets, Shower Door, Work or Office, Scientific Purposes, Arts and Crafts or School Classroom.

From the product description, check product page for current description, price and availability:

• MAGNETS COATED – Ni+Cu+Ni Triple Layer Coated. The Best Coating Available, which Provides a Shiny and Rust Resistant Protection for the Magnets.
• POWERFUL MAGNETS – Made of Strongest Magnetic Material! Strong Holding Power, Holding Power is not Less than 18 lb per Magnet with Direct Touch and Direct Pull.
• MAGNETS DIMENSIONS – Diameter 32mm x Thick 3mm (approx. 1.26″ x 1/8″ ). Tolerances: ±2mm x ±2mm.
• DIY PROJECTS & SCIENCE EXPERIMENTS – Refrigerator Magnets, Shower Door, Work or Office, Scientific Purposes, Arts and Crafts or School Classroom.

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

From the product description, check product page for current description, price and availability:

• STRONGER THAN THE COMPETITION – Made from the strong magnetic element, our pure neodymium disc magnets are incredibly powerful. This set of premium rare earth magnets can handle your project or task.
• UNMATCHED QUALITY – Your safety is our highest priority. Chipped, broken magnetic shards are dangerous. We use thicker, industrial grade, durable N45 grade neodymium rather than extremely brittle N52 used by our competitors.
• PREMIUM QUALITY COATING – You will love the smooth and shiny finish. Our magnets are protected with a corrosion resistant Ni-Cu-Ni (Nickel-Copper-Nickel) coating to create a high quality silver look that doesn’t rust or scratch.
• UNLIMITED USES – No matter your application, our powerful magnets can handle the job. These thin magnetic discs work great as strong refrigerator magnets, arts and crafts, DIY projects, hanging spice jars, pictures, whiteboards, tools in the garage, or science classroom at school.

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

From the product description, check product page for current description, price and availability:

• STRONGER THAN THE COMPETITION – Made from the world’s strongest magnetic element, our pure neodymium disc magnets are incredibly powerful. This set of premium rare earth magnets can handle your project or task.
• UNMATCHED QUALITY – Your safety is our highest priority. Chipped, broken magnetic shards are dangerous. We use thicker, industrial grade, durable N45 grade neodymium rather than extremely brittle N52 used by our competitors.
• PREMIUM QUALITY COATING – You will love the smooth and shiny finish. Our magnets are protected with a corrosion resistant Ni-Cu-Ni (Nickel-Copper-Nickel) coating to create a high quality silver look that doesn’t rust or scratch.
• UNLIMITED USES – No matter your application, our powerful magnets can handle the job. These thin magnetic discs work great as strong refrigerator magnets, arts and crafts, DIY projects, hanging spice jars, pictures, whiteboards, tools in the garage, or science classroom at school.

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

From the product description, check product page for current description, price and availability:

• HEAVY DUTY CASTER WHEELS: Double ball bearing for each wheel, moving smooth, the load capacity for each casters is more than 150lbs. Plate Size: 1.9″ (49mm) x 2.7″ (70mm). Hole center to hole center: 1.3″ (35mm) x 2″ (52mm). Mounting hole dimensions: 0.33″ (8.4mm) x 0.44″ (11mm)). Overall Height: 2.7″ (70mm). Caster Wheel Diameter: 2″ (50mm). Caster Wheel Width: 0.9″ (23mm). Caster Wheel Material: Polyurethane. Caster Wheel Color: All Black.
• CASTERS ALL WITH LOCK BRAKE:The brake can stop the wheel moving and stop the top plate swiveling simultaneously, dual lock is effective to prevent the device from moving, ensuring the safety of people and goods at any time and at any angle.
• SWIVEL CASTERS ROTATE 360 DEGREE:Transform the mating equipment to any directions in the most efficient and labor-saving way, our caster wheels are the best accessories for the heavy furniture, desktop, table, cabinet or trolley.
• QUIET RUBBER BASE WHEELS:Silent and no noise rolling, so don’t worry to disturb others when moving your devices.
• WIDELY USED:Can be used in both industrial and residential applications, for coffee table, plant stands, bookshelves, shoe bins, toy bins, shopping carts, workbench, warehouse or supermarket shelves, they can be installed to most devices if you want.

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

From the product description, check product page for current description, price and availability:

• STRONGER THAN THE COMPETITION – Made from the strong magnetic element, our pure neodymium disc magnets are incredibly powerful. This set of premium rare earth magnets can handle your project or task.
• UNMATCHED QUALITY – Your safety is our highest priority. Chipped, broken magnetic shards are dangerous. We use thicker, industrial grade, durable N45 grade neodymium rather than extremely brittle N52 used by our competitors.
• PREMIUM QUALITY COATING – You will love the smooth and shiny finish. Our magnets are protected with a corrosion resistant Ni-Cu-Ni (Nickel-Copper-Nickel) coating to create a high quality silver look that doesn’t rust or scratch.
• UNLIMITED USES – No matter your application, our powerful magnets can handle the job. These thin magnetic discs work great as strong refrigerator magnets, arts and crafts, DIY projects, hanging spice jars, pictures, whiteboards, tools in the garage, or science classroom at school.

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

From the product description, check product page for current description, price and availability:

• STRONGER THAN THE COMPETITION – Made from the strong magnetic element, our pure neodymium disc magnets are incredibly powerful. This set of premium rare earth magnets can handle your project or task.
• UNMATCHED QUALITY – Your safety is our highest priority. Chipped, broken magnetic shards are dangerous. We use thicker, industrial grade, durable N45 grade neodymium rather than extremely brittle N52 used by our competitors.
• PREMIUM QUALITY COATING – You will love the smooth and shiny finish. Our magnets are protected with a corrosion resistant Ni-Cu-Ni (Nickel-Copper-Nickel) coating to create a high quality silver look that doesn’t rust or scratch.
• UNLIMITED USES – No matter your application, our powerful magnets can handle the job. These thin magnetic discs work great as strong refrigerator magnets, arts and crafts, DIY projects, hanging spice jars, pictures, whiteboards, tools in the garage, or science classroom at school.

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.

From the product description, check product page for current description, price and availability:

• 🔧 Screw Type : M3 M4 M5 hex socket pan head screws bolts come with relevant nuts and flat washers.
• 🔧 Drive Type: Internal Hex.
• 🔧 Screw Sizes: M3*8mm x 30pcs, M3*12mm x 30pcs, M3*16mm x 30pcs, M3*20mm x 30pcs, M4*8mm x 30pcs, M4*12mm x 20pcs, M4*16mm x 20pcs, M4*20mm x 20pcs, M5*8mm x 15pcs, M5*12 mm x 15pcs, M5*16mm x 10pcs, M5*20mm x 10pcs, M3/M4/M5 Wrench x 1pcs, M3 nuts x 120pcs, M4 nuts x90pcs, M5 nuts x 50pcs.
• 🔧 Widely Use:M3 Hex Socket Head Cap Screws Nuts are great for professionals, amateurs, landlords, handymen, repair men, women, woodworking, construction, plumbing, HVAC and so on. 
• 🔧 Quality : High Grade 304 stainless steel,meet your different demands(indoor or outdoor).

From the product description, check product page for current description, price and availability:

• Caster wheels: suitable for indoor and outdoor, widely used in trolleys, furniture, shelves, workbench, etc.
• Heavy duty casters: each caster can carry 150Lbs, double bearing, strong load capacity
• Locking casters: caster bracket is black, not easy to rust, the wheel material is polyurethane, durable, silent, casters with brake
• No noise casters: silent, no traces, easy to push, beautiful
• Casters set of 4: flat bottom with double brakes, strong safety, one box of four, matching screws, iron washers and screwdrivers, 4 pack casters

From HBF: Make sure the components you use are compatible and rated for your intended application.  Contact manufacturer with questions about suitability or a specific application.  Always read and follow manufacturer directions.