Yinpecly M8 Serrated Flange Hex Lock Nuts 316 Stainless Steel Silver Tone 10PCS-Fast Shipping

Description

Thread Diameter: M8; Flange Diameter(A):16.4mm/0.65″ ; Hex Width:12.9mm/0.5″; Height: 7mm/ 0.28″

Made of stainless steel 316, wear-resisting and durable to use

Self-locking serrated flange digs into the material being fastened to help prevent loosening

Hexagon flange nuts with serrated flanging reduce the chance of parts damage and reduce the possibility of parts loosening due to uneven fastening surfaces

Note: Because of the serrations they cannot be used with a washer or on surfaces that cannot be scratched. The serrations help in avoiding vibration of nut and increase the holding power of nut.