National Nail 5-Lb. Sterling Fasteners #8 x 1-5/8-Inch Bugle-Head Deck Screws Size:#8 x 1-5/8" 18 mm) national pipe thread

18 mm) national pipe thread (NPT)

Welded 14-tine tempered-steel head

Closet spud gasket for Kohler

use on wood

National Nail 5-Lb. Sterling Fasteners #8 x 1-5/8-Inch Bugle-Head Deck Screws Size:#8 x 1-5/8" 18 mm) national pipe threadMultipurpose deck screws for face fastening wood deck boards and securing other exterior wood to wood connections Type 17 slash point for fast starts and no pre drilling Buglehead draws board tight, finishing flush 2 3 thread design offers premium holding power T 20 and T 25 Star Drive reduces cam outs and eliminates excessive wear on the screw head and bit 1 in. (31. 8mm), 1 in. (41. 3mm), 2 in. (50. 8mm), 2 in. (63. 5mm), 3 in. (76. 2mm), 3 in. (88.