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uxcell Knurled Thumb Nuts, 30Pcs M4 x 12 x 8mm Carbon Steel Knurled Nut, Adjusting Round Knobs Fasteners Nuts for 3D Printer Parts, Silver
✅ In stock
F
Grade
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 28, 2026 1:37 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
🚚 Shipping
Free Shipping
Product Details
✓Knurled Thumb Nuts: Surface: Nickel Plated; Thread Size: M4-0.7; Total Size: 12 x 8mm/0.47" x 0.31"(D*H); Small End Dia: 8mm/0.31"; Package Included: 30pcs x Knurled Thumb Nuts
✓Material: The knurled thumb nut is made of carbon steel materials and treated with nickel plated for high hardness, durability, wear resistance, and sturdy. Stable performance can be maintained both in the working environment and in long-term use.
✓Advantages: The head has a knurled design to increase friction, and it is easy to install and remove by hand without any tools. The thread is deep, the tooth pitch is uniform, and the fastening force is good.
✓Application: These knurled thumb nuts are widely used in the machinery industry, furniture fastening, 3D printing parts, etc. Great for items that need quick adjustments. Use them to replace old ones, or just store them for your next install.
✓Package List: Each package contains 30pcs of knurled thumb nuts. You can buy the right amount of products according to your needs.
⚙️ Specifications
Material
Alloy Steel
Fastener Type
Knurled
Thread Size
M 4
Exterior Finish
Silver
Color
Silver
Thread Type
Iso Metric
Inside Thread Size
M4
Thread Style
Metric External
Thread Class
Class 2A
Compatible Groove Diameter
4 millimeters
Drive Style
Spline, Thumb