• [Copper Washer Material] Made of high quality copper, it has good electrical and thermal conductivity. Melting points up to 1083°C can be achieved with high quality copper. Strong and durable. Copper is softer than iron, making use of the characteristics of the material, making it suitable for use as a packing.
• [Excellent Function Copper Washer] The sealing ring is a great accessory for tightening connections between nuts and bolts, preventing liquid leakage, and sharing mechanical loads. The drain washer is used to replace the washer (packing) of oil drain bolts, etc., and it adheres closely to the bearing surface of the mating member and the bolt/nut to prevent liquid leakage.
• [Heat Resistant, Corrosion Resistant & Durable] This copper washer is a thick, high-quality general-purpose tool that is a standard product of nuts and washers that firmly attaches to objects. It also has excellent heat resistance, corrosion resistance, and high hardness functionality. It is durable, hard to break, and has an excellent sealing effect, so you can rest assured.
• 【Drain washer multi-function and application】 Sump plug for grates, water, fuel and hydraulic fittings. The sump plug washer set to suit all kinds of engines be it car, marine, generator, machine or plant. A must-have fixing accessory for cars, homes and machine shops.
• [About copper gaskets] Product: Copper packing. Material: Copper. Color: Copper. Type: flat washer. Quantity: 200 pcs. Size: 9 types. Copper packing Gasket set includes: M5*9*1: 30 pieces, M6*10*1: 30 pieces, M6*12*1: 20 pieces, M8*12*1: 20 pieces, M8*14*1: 20 pieces , M10*14*1: 20 pieces, M12*16*1: 20 pieces, M12*18*1.5: 20 pieces, M14*18*1: 20 pieces. Easy to store and use in a rugged enclosure with specification label.

• [Details of hexagon socket head bolt set package] Hexagon socket head bolt M3X5 (50PCS). Note: Thread length varies by size.
• [Cap head screw material] This product uses excellent 304 stainless steel (strength classification: A2-70 equivalent), which is strong, long-lasting, anti-oxidation, corrosion-resistant, high-temperature resistant, excellent performance, and high toughness. I have. (SUS304, CSP, and SUS301 used for bolts, etc. are slightly magnetic because they are hardened by cold rolling, so they do not affect use.)
• [Screws with excellent functions] Bolt sets that are most widely used as machine element parts and fastening parts. Used in machine tools, etc., where high-strength tightening is required, in narrow places, and in sunken holes. In recent years, it has been used more and more in terms of design.
• 【Wide Range of Uses for Inner Hex Screw Kit】Perfect for fixing parts, industrial and construction fasteners. Widely used in home and office appliances, communication equipment, ship assembly and other mechanical industries.
• 【Genuine 60 Days Warranty】If you have any questions about the hexagon socket head bolts, please feel free to contact us, we will solve it for you as soon as possible.

• Drill Screws Package Details: Drill Screws M4.2 x 0.6 inches (16 mm) / 0.7 inches (25 mm) / 1.3 inches (32 mm) / 1.5 inches (38 mm) / 2.0 inches (50 mm) / 30 pieces of each size. Product size: 20.9*10.7*3.2cm, Item weight: 470g
• (Drill Screw) Drill screws are made of high quality 410 stainless steel. The iron plate screws have specific magnetic properties, high strength, toughness and excellent cutting ability. Note: Compared to 304 stainless steel wood screws, it is not suitable for harsh corrosion environments
• Drywall Screw Features: Drill tapping screws are easy to use. Self-drilling screws that can be directly hitted for sheet metal and can be easily installed using electric tools without drilling holes. The thin washer type has a very low head height and the head diameter is large and thin, so the protrusion is not noticeable and the substrate can be firmly fixed in place
• 【Self Drilling Screws - Wide Range of Use】Tapping screws are widely used in plaster, gypsum board, iron plate, corrugated board, wood, concrete, PVC, and aluminum. The 180-piece drill screw set is packed and categorized in a resealable clear box for easy storage and transport
• (Genuine 60 Days Warranty) If you have any questions about the M4.2 Drill Screw Set, please feel free to contact us, we will solve it for you as soon as possible

• [Screw set package details] Wood screws: M3*12 (100PCS).
• [Wood Screw Material] This tapping screw is made of high quality 304 stainless steel, which is sturdy and durable, and has the characteristics of antioxidant, corrosion resistance, high temperature resistance, excellent performance and high toughness. . Exquisite appearance and long service life.
• [Features of countersunk head tapping screws] The screws have sharp threads and can be cut into materials such as soft sheet metal, plastic, and wood. The entire screw head can be screwed into the workpiece without projecting the screw head. Commonly used to secure connections on the outer surface of a workpiece to flatten the surface of the workpiece. Flat head screws are also suitable for use in tight spaces.
• [Stainless Steel Screw Easy to Use - Wide Range of Use] Widely used in home appliances, wooden furniture, repair, construction, and invention. Packed and classified in a resealable transparent box for convenient storage and transport.
• [Genuine product 60 days warranty] If you have any questions about the wood screw set, please feel free to contact us. We will do our best to resolve any product defects within the warranty period.

• [Details of hexagon socket head bolt set package] Hexagon socket head bolt M3X6 (50PCS). Note: Thread length varies by size.
• (Hexagon socket bolt material) This product uses excellent 304 stainless steel (strength classification: equivalent to A2-70), which is strong, long-lasting, anti-oxidation, corrosion-resistant, high-temperature resistant, excellent performance, and high toughness. It has features such as (SUS304, CSP, and SUS301 used for bolts, etc. are slightly magnetic because they are hardened by cold rolling, so they do not affect use.)
• [Screw washer set excellent function] This bolt washer set is most widely used as machine element parts and fastening parts. With washer and spring washer (P-3 type). Used in machine tools, etc., where high-strength tightening is required, in narrow places, and in sunken holes. In recent years, it has been used more and more in terms of design, saving you the trouble of setting washers and spring washers.
• [Inner hexagon cap set wide range of use] Ideal for fixing parts, industrial and construction fasteners. Widely used in home and office appliances, communication equipment, ship assembly and other mechanical industries.
• 【1 Year Warranty】If you have any questions about the hexagon socket head cap screws, please feel free to contact us, we will solve it for you as soon as possible.

• 【U Nut Set Package Details】Screws: 3*8mm, 4*16mm, 5*12mm, 6*20mm; u Clips: M3, M4, M5, M6. A total of 170 pieces.
• 【High quality】 The U clamp is made of high quality zinc alloy, which is thick and hard, has excellent corrosion resistance and pressure resistance, and has a sophisticated appearance and long service life.
• 【Features of u-Clip Speed ​​Fastener】 Provides excellent corrosion resistance and anti-rust ability over a long service life. Thick, high quality, easy to install.
• 【WIDE RANGE OF APPLICATIONS】Used to fix fairings, bodywork, bumpers, or other panels to panels, and used as replacement clips. It is also widely used for connecting furniture and automotive structures and fixing industrial equipment. No special tools are required to attach the U-nut, making installation easy.
• 【1 Year Warranty】If you have any questions about the U-shaped clip set, please feel free to contact us, we will solve it for you as soon as possible.

• 【PACKAGE INCLUDES】: Thread Knurled Brass Threaded Heat Set: M3*5.7*4.6(100PCS).
• 【HIGH QUALITY MATERIAL】:Heat Resistant Insert Embedment Nut is made of high quality brass, hardness of high resistance to rust, wear and corrosion-resistant environmental protection and aesthetic characteristics.
• 【WORKMANSHIP】: Female Thread Knurled Nuts is no need to counterbore or countersink the boss hole because the insert has guide .
• 【STRANDARD AND COMPLETE THREAD】Female Thread Knurled Nuts has deep thread, neat and clean, not easy to strip during rotation, stable and reliable. Convenient operation, good texture, greatly improve your work efficiency.
• 【Multifunctional】：These heatset inserts can be widely used on the injection moulding for tightly fixing. Can be installed by ultrasonic or heat into thread tapered hole, or molded in during injection. Also apply to circuit board assembly and in the field of electronics. Using a normal soldering iron, you could easily set them into 3D printed holes.

• [100 pieces ultra-low head machine screw set details] Countersunk screw M3x5 (100PCS).
• [Counter Screw Material] This product uses high quality SUS304 stainless steel, which is sturdy and durable, and has the characteristics of antioxidant, corrosion resistance, high temperature resistance, excellent performance and high toughness. . Exquisite appearance and long service life.
• [Features of cross-recessed screw] The head has a flat top surface and a conical bearing surface. Countersunk screws are used when you do not want the head to protrude and when you want to make it flush with the member to be fastened. However, it is necessary to apply "counterbore processing" to the member in advance to match the conical shape of the seat surface.
• 【WIDE RANGE OF APPLICATION】Screws are widely used in home appliances, wooden furniture, repair, construction and invention.
• [Genuine product 60 days warranty] If you have any questions about the countersunk screw set, please feel free to contact us. We will do our best to resolve any product defects within the warranty period.

• 【PACKAGE INCLUDES】: 7 sizes threaded insert M4*10, M5*10, M6*10, M6*15, M8*15, M8*20, M10*25 , total 130 pieces in a transparent box with can meet your different needs.
• 【HIGH QUALITY MATERIAL】:Metric thread is made of high quality zinc alloy, hardness of high resistance to rust, wear and corrosion-resistant environmental protection and aesthetic characteristics.
• 【WORKMANSHIP】: Unique self-tapping designed external thread, contribute to tapping, with good tensile resistance, tapered external threads makes it not easy to pull out caused by vibration.
• 【Convenient To Carry】：There are 130 pcs different types of Metric Threaded Inserts Nuts. The are packed in a handy and durable storage container that has separate compartments for each size Nuts making it easy to keep track of your Nuts sizes and for easy transport and storage.
• 【Multifunctional】：Hex Socket Insert Nut is suitable for pine, plywood, fiberboard, etc, such as ready-to-assemble furniture, drawer pulls, display case, and shipping crates，have a good effect in the furniture combination.

[Wafer Head Phillips Self Drilling Screws  details] Drill screw M4.2 x 13mm / 16mm / 19mm / 25mm / 32mm / 38mm, each size has 30 pieces, a total of 180 pieces.