Self-Drilling Screws

• Material: Carbon Steel
• Model NO.: FS0303

Product Description

Material: C1018 or C1022 carbon steel.

Surface Electroplate bluewhite zinc.

Deep of Case Hardened: 0.15 - 0.28mm

Surface Hardened: 550HV(min)

Core Hardened: 240 - 450HV

Salt spray test More than 24 hours.

Size	Length	Head Dia.	Point	Code	Packing  (SADYFIX color box)
#7 (3.9mm)	7/16" (11mm)	7.4-8.1mm	#2 Drill	FS0303.707011	1000 pcs/box