7mm ID x 16mm OD Heavy Duty Flat Washer M6 Bolt Size
13mm ID x 29mm OD Heavy Duty Flat Washer M12 Bolt Size
0.531” ID x 1-1/8” OD Heavy Duty Flat Washer 1/2” Bolt Size
0.281” ID x 5/8” OD Heavy Duty Flat Washer 1/4” Bolt Size
0.344” ID x 3/4” OD Heavy Duty Flat Washer 5/16” Bolt Size
0.906” ID x 1-3/4” OD Heavy Duty Flat Washer 7/8” Bolt Size
1.031” ID x 2” OD Heavy Duty Flat Washer 1” Bolt Size
9mm ID x 19mm OD Heavy Duty Flat Washer M8 Bolt Size
11mm ID x 22mm OD Heavy Duty Flat Washer M10 Bolt Size
17mm ID x 35mm OD Heavy Duty Flat Washer M16 Bolt Size