[Thread Size] M4: Pitch: 0.7mm/0.03"; Large end diameter: 12mm/0.47 "; Total thickness: 8mm/0.31 ". [Material] Our knurled thumb nuts are made of 304 stainless steel, high-hardness, durable, wear-resistant, sturdy, not easy to rust or fade, with a round knurled body, which can be used for a long time. [Advantage] Knurled thumb nuts are designed with sharp, clean, compact, and accurate thread, which makes it not easy to be out of shape or slide in the process of rolling. [Easy to Use] Our adjusting nuts are designed with a knurled surface and clear slotted head, which can be easily tightened, installed, and removed by hand. No tools are required. [Wide Applications] These round knob fasteners can be widely used in the machinery industry, furniture fastening, 3D printer beds, and other electrical or industrial products. Description:
[Material] Our knurled thumb nuts are made of 304 stainless steel, high-hardness, durable, wear-resistant, sturdy, not easy to rust or fade, with a round knurled body, which can be used for a long time.
[Advantage] Knurled thumb nuts are designed with clean, compact, and accurate thread, which makes it not easy to be out of shape or slide in the process of rolling.
[Easy to Use] Our adjusting nuts are designed with a knurled surface and clear slotted head, which can be easily tightened, installed, and removed by hand. No tools are required.
[Wide Applications] These round knob fasteners can be widely used in the machinery industry, furniture fastening, 3D printer beds, and other electrical or industrial products.

Specification:

Material: Stainless steel
Fastener Type: Knurled
Thread Size: M4
Exterior Finish: Stainless steel
Package Included: 4 Pcs x M4 Knurled Nuts