Amazon.com: uxcell 4pcs M12 x 1.5mm Pitch Metric Fine Thread 304 Stainless Steel Hex Lock Nuts : Industrial & Scientific
IIVVERR M12 Thread T-Slot Nut Black Oxide Plated Grade 8.8 Tapped Through 8pcs (M12-Gewinde-T-Nut-Mutter, schwarzoxidbeschichtet, Güteklasse 8.8, 8-tlg : Buy Online at Best Price in KSA - Souq is now Amazon.sa: DIY