M6x20 SEMS style bolt with washer

M6x20 SEMS bolts combine both the bolt and the washer making them pre-assembled with a free-spinning washer that does not come off.

M6 Hex Flange Bolts/Washers Small Service Assortment & Refills – Bolt Motorcycle Hardware

12-Point Flange Bolt 12.9 Black M6X1.0 Coarse - BelMetric

Button Head SEMS Screws Spring Washer and Flat Washers Combination Stainless Steel 304 - WKOOA

Clipsandfasteners Inc Hex Head SEMS Body Bolt Zinc M6-1.0 X 22.5mm : Industrial & Scientific

m5 m6 m8 m10 Slotted Drive Sems Bolt , 304 Stainless Steel Slotted Cheese Head Screw ,A040 - AliExpress

Stainless Steel Fasteners Full Thread Hexagon Head Sem Screw with Washer - China Stainless Steel Screws, Fasteners

M6-1.0 x 20mm Hex Bolts, Nuts, Flat & Lock Washers Kits, Stainless Steel 18-8 (A2-70), Fully Threaded, 20 Sets : Buy Online at Best Price in KSA - Souq is now

25 6-1.0 X 25mm Metric Hex Head Sems Bolts - Type CA : Industrial & Scientific

Stainless Steel M3 M4 M5 M6 Hex Head Sems Assembly Screw Bolt with Flat Washer and Spring Washe - China Hex Bolt and Nut, M8 Bolt