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mankk 541PCS M4 Metric Screws Assortment Kit M4x6/12/16/20/25/30mm Hex Socket Button & Cap Head Screws Bolts Kit 12.9 & 10.9 Grade Black Alloy Steel Machine Screw
✅ In stock
F
Grade
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 10, 2026 9:42 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
yifengmiao
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓M4 Hex Socket Head Cap Screw and Button Head Screw is a commonly used fastening/connecting fastener in mechanical assembly, which is widely used in electronic equipment, precision instruments, mechanical equipment, industrial parts, automobile vehicles, furniture, molds and fixtures.
✓【High Quality Materials 】M4 Hex Socket Button & Hex Socket Head Bolt is made of 10.9 &12.9 grade alloy steel and black oxide surface,high strength,not easy to deform,have a quality finish.Suitable for fastening in long-term vibration environment, not easy to slide wire.
✓【Easy to Use 】Cup head screw head profile with non-slip texture, can assist preloaded manually.Both the Hex Socket Button & Cap Head M4 Machine Bolts adopts inner hexagon round head design,then using a wrench, reinforcement installation process easier.The matching hex wrench is small in size and can be operated in the space with shallow depth and narrow width.
✓【Wide Application】Widely used in all kinds of precision electronic equipment, machinery and industrial equipment, furniture and home, cars and transportation, hardware and decoration etc.Our suite contain the accessories needed for installation, which can adapt to a variety of large and small installation projects, enough to meet your needs.
✓【Package Include 】M4 Metric Screws Assortment Kits,12 different sizes metric bolt ,Includes M4 x 6mm/12mm/16mm/20mm/25mm/30mm hex socket head bolts,M4x 6mm/12mm/16mm/20mm/25mm/30mm hex socket button bolts,with 135PCS nut, 135PCS gasket,135PCS elastic sheet,1PCS M2.5 Hex wrench and 1PCS M3 Hex wrench.541PCS in total,enough replacement to suit your needs.Put it in a transparent storage box, which is convenient to distinguish and take.
⚙️ Specifications
Size
541PCS M4 Kit
Color
Black
Material
Alloy Steel
Brand
mankk
Fastener Type
Socket Head
Size Name
541PCS M4 Kit
Item Diameter
4 millimeters
Number of Pieces
541
Screw Head Style
Double Headed
Thread Size
M4x6mm/12mm/16mm/20mm/25mm/30mm
Item Shape
Hexagonal
