Timco Metal Construction Heavy Section Screws Hex Self Drilling Zinc (Size 5.5 x 38 100 Pieces)

ManoMano

General description Used for attaching metal to heavy section steel (Max. 12mm) without the need to pre-drill a hole. Technical specifications Size: 5.5 x 38 mm Maximum steel thickness: 12 mm

Amazon

Thread Dia. mm - 5.5 Length mm - 38 Head Type - Hex Fixed Washer Dia. mm - 12.00 Point Type - Self-Drilling No.5, Weight: 1.763698096 Pounds, Manufacturer: Timco