657 Series Magnetic Base and Post Assembly, 657AA, Complete Set no checkout [Nom] 1 1 2 in Grit A16R [Nom] 1 1 2 in Grit A16R Hardness Grade R Hazmat NO Jan San Catalog NO Prop 65 YES Quantity 10 per carton Quarterly Flier NO Special Order NO Speed [Max] 24100 rpm Stock Status In Stock Thickness [Nom] 3 in Tool Shape Type 18R Type Resin Cone UNSPSC 31191500 Used With Portable Grinders Welding Catalog NO Wt Accepts up to 13 individual locks Simplifies lockout of large equipment Ensures that no one employee has access to the box unless ALL employees have removed their locks or tags Three precision ground magnetic contact surfaces (plus V step) Powerful permanent magnetic base holds firmly to steel or iron surfaces horizontally