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uxcell M4 x 30mm Metric Male Thread Knurled Clamping Knobs Grip Thumb Screw on Type Hand Clamping Handle Bolt with Plastic Knobs Black 10 Pcs

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$9.99

$ 4 .99 $4.99

In Stock

1.Size:M4 X 10


About this item

  • Standard Thread Size: M4 (0.7mm Pitch); Thread Length: 30mm / 1.18"; Knurled Head Diameter: 16mm / 0.63"; Total Height: 40mm / 1.57"
  • Safe and secure knurled thumb screws for the ultimate in adjusting and tightening control. The screws are neat and clear, the force is even, and it is not easy to slip.
  • Tightly -in plated carbon steel metal insert ensures optimal durability and functionality, easy to install. Great for saw, drill press, lathe and routing jigs, packaging machinery, printing equipment, woodworking machinery and equipment.
  • Hand bolts with thermoset plastic knobs provide comfortable hand grip. The clamping knob is tight, sturdy and durable, with a smooth and beautiful surface.
  • Package Content: 10 Pcs x Knurled Thumb Screws Clamping Knobs.



Product Description

1

Lathe Accessories

A wide variety of lathe accessories are provided: Ball Knobs, Star Knobs, Knurled Knobs, Lever Handles, Revolving Handles, Hand Wheels and so on. They are universal use and suitable for your lathe machines.

Great replacement accessories for your lathe. Please pay attention to the measurement to make sure it is right for you before ordering.

Knurled Knobs

Knurled Texture

The knurled texture on the surface provides better grip, making it easier to tighten or loosen the knob. Safe and secure knurled thumb screws for the ultimate in adjusting and tightening control.

Clear Threads

The threads are neat and clear, the force is even and deep, not easy to slip, and there are no burrs. Screw on type design for easy installation.

Durable Plastic Knob

Durable plastic clamping knobs provide a smooth and beautiful surface as well as a comfortable grip.

Wide Applications

Knurled knobs with hand bolts are commonly used in applications that require frequent adjustments or tightening.

Widely used in lathes, drill presses, sawing machines, packaging and woodworking machinery, printing, instrument and industrial equipment, and fixtures.

Do not over-tighten the knob as this may damage or strip the threads in the mating assembly. Replace the knob if necessary.


D. Newell
August 14, 2025
Exactly what I needed for my telescope. A quarter of the cost from knob places.
LarryC
July 8, 2025
Worked very well for my needs, well made too.
Thomas Hand
May 26, 2025
Just what I was looking for. Using on my sand blast cabinet window.
VS
February 10, 2025
Quality is super good and perfectly fit for my patio furniture.
dhayes
January 26, 2025
The threads are clean and these work great
Mac Coder
December 2, 2024
10 M4 Thumbscrews.
Dan K.
November 22, 2024
They did the job I needed them to do. Only needed one but had to purchase the 10.
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