M8 washers are used with Spider fixators to mount panels to posts. M8 washers are used with M8 bolts and M8 nuts. Two Spider fixators can be fixed with one set of M8 fixings (bolt, washer and shear-off nut). 

M8 fixings and spider fixators are compatible with the following fence systems: 

• Nylofor Medium
• Securifor Super 6 3D
• Securifor 2D

M8 fixings and cover plates are compatible with the following fence systems: 

• Securifor 3510 Singleskin
• Securifor 358 Singleskin
• Securifor Super 6
• Securifor 358 Dublo
• Securifor 3510 Doubleskin
• Securifor 358 Doubleskin

M8 washers are made from grade 304 stainless steel as per ISO 9223.

The combination of Betafence panels, posts and superior fixing mechanisms delivers a complete fencing system that ensures the installation's integrity ad protection level.