100pcs) DIN 464 M4X10 Knurled Thumb Screws, High Type AISI 303 Stainless Steel, Ships Free in USA by Aspen Fasteners, ASSP046424-10: Amazon.com: Industrial & Scientific
Knurled Thumb Screws - Stainless Steel, DIN 464 Series, | JW WINCO | MISUMI
High Knurled Thumb Screws DIN 464 - 24790.0102 – Freer Tool and Supply
24790.0158 - High Knurled Thumb Screws DIN 464 / steel
DIN 464-ZB Knurled screws Zinc plated | Elesa+Ganter