1/4" UNC x 4" Socket Button Screw Self Colour ASME B18.3 Blade Sharpening A sanding disc that has

A sanding disc that has been specially designed for sanding putty

the finishing stone delivers efficient abrasion

speeds up installation

The 1/4 inch shanks is suited for larger routers and a great choice used for many applications by the pro woodworker and the DIY enthusiasts alike

1/4" UNC x 4" Socket Button Screw Self Colour ASME B18.3 Blade Sharpening A sanding disc that hasUNC Socket Button Screw in Self Colour 1 4" x 4" Imperial unified coarse, button domed head shape screws made from precisely formed, and heat treated high tensile steel. Coated in a mildly corrosion resistant black oxide finish which acts as a great base for self colouring or galvanising. Conforms to ASME B18. 3 with a rockwell hardness of C33 39. UNC Socket Button Screw Specifications: Diameter: 1 4" Length: 4" Socket Size: 5 32" Threads per Inch: