Hex Head Self Drilling Screws for Heavy Section Steel 5.5mm 55mm Pack of 100

TERF® Heavy Duty Sheet to Steel Roofing Screw 5.5mm X 55mm (No.12 X 2.1/4) Hex Head With EPDM Sealing Washer Self Drilling Self Tapping Roofing Screw - Pack of 25

TIMCO Metal Construction Heavy Section Screws - 5.5 x 80mm - Hex - Self-Drilling - Zinc

Timco - Metal Construction Heavy Section Screws - Hex - Self-Drilling - Zinc (Size 5.5 x 32-100 Pieces)

Timco - Self-Drilling Screws - Hex - for Heavy Section Steel - Zinc - with EPDM Washer (Size 5.5 x 38-100 Pieces)

Merriway BH04081 (100 Pcs) Self Drill Hex Head Hardened Roofing Screw with Bonded Rubber Washer, 5.5 x 38 mm (#9 x 1.1/2 Inch) BZP - Pack of 100 Pieces, Bright Zinc Plated

Pack of 50 Selfdrilling Screws Self Tapping Hex Head Buzz Scew Metal Bolts (8mm Head 5.5mm x 19mm)

Litorange 50 PCS M6.3 * 19mm 410 Stainless Steel Self Drilling Hex Head Screws, Hex Head Self Tapping Screws for Ventilation Pipes, Fans, Metal Rails

Marcopol (Pack of 20 pcs) DIN 7504 K Zinc Plated Steel 5.5 x 80 mm Screws, Self-Drilling Sheet Metal Screw, Hex Washer Head, Self Tapping (20, 5.5 x 80 mm), Silver

Roosea 165 Pcs M4.2/M5.5 410 Stainless Steel Self Drilling Hex Head Screws Hex Head Self Tapping Screws with Hex Socket Self Tapping Screws Metal for Roof Sheet Metal Wood Building Construction

150 PCS M4.8x19mm Self Drilling Hex Head Screws, Hex Head Self Tappingg Screws with Hex Socket,410 Stainless Steel Hex Screws for Metal, Ventilation Pipes Plasterboard and Metal Rails