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Knurled Thumb Screw

Screw with a knurled cylindrical head gripped and tightened by hand for tool-free assembly.

Manufacturing Scope

Knurled Thumb Screw is a Fasteners family precision-turned on a Goodway SW-20, covering 10 variants — diameters ⌀8–18 mm, lengths 13–37 mm, standard material Brass (also steel, stainless, brass or aluminium). Every variant's part code, dimension and tolerance is listed below; request an instant quote with the code you need.

Variants are machined to 6g tolerance; the smallest is BAGB-KNS-01 (⌀8 mm) and the largest BAGB-KNS-10 (⌀18 mm). The family includes threaded, knurled, multi-step variants. Custom sizes, tolerances or materials are produced to the part code on request.

10 types⌀8–18 mm13–37 mmBrass

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Code	Dia ⌀	Length	Feature	Tolerance	Std
BAGB-KNS-01	⌀8	13 mm	M3 · knurl	6g	Ø8 tırtıllı baş / M3
BAGB-KNS-02	⌀8	19 mm	M3 · knurl	6g	Ø8 tırtıllı / M3 uzun
BAGB-KNS-03	⌀10	16 mm	M4 · knurl	6g	Ø10 tırtıllı baş / M4
BAGB-KNS-04	⌀10	24 mm	M4 · knurl	6g	Ø10 tırtıllı / M4 uzun
BAGB-KNS-05	⌀12	19 mm	M5 · knurl	6g	Ø12 tırtıllı baş / M5
BAGB-KNS-06	⌀12	29 mm	M5 · knurl	6g	Ø12 tırtıllı / M5 uzun
BAGB-KNS-07	⌀15	22 mm	M6 · knurl	6g	Ø15 tırtıllı baş / M6
BAGB-KNS-08	⌀15	33 mm	M6 · knurl	6g	Ø15 tırtıllı / M6 uzun
BAGB-KNS-09	⌀18	25 mm	M8 · knurl	6g	Ø18 tırtıllı baş / M8
BAGB-KNS-10	⌀18	37 mm	M8 · knurl	6g	Ø18 tırtıllı / M8 uzun

Material & Tolerance

The standard material is listed below; also available in steel, stainless, brass and aluminium. Dimensions in mm; tolerances machined to ISO. For custom sizes/tolerances, contact us with the part code.

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Knurled Thumb Screw

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