National Nail 1-Lb. Sterling Fasteners #9 x 2-1/2-Inch Bugle-Head Deck Screws Grounding Bars Premium aluminum oxide grain designed

Premium aluminum oxide grain designed to maximize sanding disc performance for up to 10 times the life over standard ROS (random orbital sanding) sanding discs

weatherproof seal

1 snap lock mandrel fits all diablo hole saws

clearly marked guide & file handle

National Nail 1-Lb. Sterling Fasteners #9 x 2-1/2-Inch Bugle-Head Deck Screws Grounding Bars Premium aluminum oxide grain designedMultipurpose 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.