This is a Simpson Strong-Tie PINWP-175W 1-3/4-Inch LV Insul Pin white plast washer. .300-Inch Headed Fasteners with .145-Inch Shank Diameter. Compatible tools: Simpson Strong-Tie PTP-27L*, PT-27*, PT-22, PT-22P, PT-22GS, PT-22H; Others: 721*, D-60, U-2000, System 1, System 3 and most other low velocity tools. and 1-3/8-Inch Plastic Washers. *Up to 2-1/2-Inch
Note: The image here is for the series. The actual item may not be an exact match with the image shown, but should be similar. See Simpson site for particulars.
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