Simpson 4d x 1 1/2" Annular Ring Shank Box Nail, 316 Stainless Steel Concrete and Masonry Screw 4 Cutting Edges Rotate knife

4 Cutting Edges Rotate knife to expose a fresh edge when one dulls

The step design eliminates the need for multiple drill bits

These nails feature 20 deg

Interchangeable Bearings Use different bearings for varied rabbet widths from 1/8 inch to 1/2 inch

Finish : Zinc Plated

Simpson 4d x 1 1/2" Annular Ring Shank Box Nail, 316 Stainless Steel Concrete and Masonry Screw 4 Cutting Edges Rotate knifeSimpson 4d x 1 1 2" Annular Ring Shank Box Nail in 316 Stainless Steel is a premium fastener engineered for demanding outdoor, coastal, and moisture prone construction applications. Built by Simpson from Type 316 stainless steel, this 14 gauge box nail delivers outstanding corrosion resistance in saltwater environments and chemical exposure scenarios where standard fasteners fall short. The annular ring shank design provides a mechanical grip that