0.525 x 31 1/2 - Strong-Drive® SDCFC TIMBER-CFC Screw Yellow Zinc Coated Thread Len:30 1/8 (T50 6-Lobe) - Box (50) Square Bugle-Head Self Drilling Screws 410 Stainless Steel 1-14 x 3 1/2 Socket

1-14 x 3 1/2 Socket Cap Screw Alloy

5/8-11 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

Size Identification on all SDWS screw heads

1/4-28 x 1 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

7/16-14 x 5 1/2 Hex Cap Screw SS 316 (A4)

0.525 x 31 1/2 - Strong-Drive® SDCFC TIMBER-CFC Screw Yellow Zinc Coated Thread Len:30 1/8 (T50 6-Lobe) - Box (50) Square Bugle-Head Self Drilling Screws 410 Stainless Steel 1-14 x 3 1/2 Socket0. 525 x 31 1 2 Strong Drive SDCFC TIMBER CFC Screw Yellow Zinc Coated Thread Len: 30 1 8 (T50 6 Lobe) Box (50)The Strong Drive SDCFC Timber CFC screw (CFC Countersunk, Fully Threaded, Cylinder Head) a robust structural fastener is designed for cross laminated timber (CLT) construction, mass timber construction and general interior applications. These sturdy 0. 390 inch diameter structural fasteners provide extra strength for demanding applications