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M3 304 stainless steel knurled nut, or thumb nut, is a nut with a knurled outside surface. This facilitates tightening by hand.
The hand tightening leveling knurled thumb nuts thumbscrew for 3D printer heated bed.
M3 304 Stainless Steel Leveling Knurled Thumb Nut Fastener Silver Tone 12pcs Descriptions:M3 304 stainless steel knurled nut, or thumb nut, is a nut with a knurled outside surface. This facilitates tightening by hand.
The hand tightening leveling knurled thumb nuts thumbscrew for 3D printer heated bed.