China Hex Head Self Drilling Roofing Screws with EPDM Bonded Washer

Self drilling screws flat head with wings

MaterialSteel, Stainless steel, Brass, Alloy steel, or as customers' requirementsGradeclass 4.8, class 6.8, class 8.8, class 10.9, class 12.9 Standard DIN , ANSI , JIS , IFI , NON-STANDARD Surface finishing
Steel: Zinc (White, Blue, Yellow, Black)

Stainless steel: Passivated
SIZEM2.9~M6.3 (#4~#14) / 9.5mm~300mm (3/8"~12")

DEscriptION:
Carbon steel self-drilling screws ffixing timber to steel-with ' wings ' to drill chearance hole in timber

Product Name:
Hex Head Self Drilling Screw
Standard:
DIN 7504K, EN ISO 15480
Material:
Carbon Steel 1022A
Diameter:
#6(3.5) #7(3.9) #8(4.2) #10(4.8) #12(5.5) #14(6.3)
Length:
16mm(5/8")-240mm(10")
Surface Treatment:
Zinc plated, dacromet, phosphated
Loading Port:
Tianjin, China
Delivery:
20-30 working days depending on the volume
Packing:
Standard export packing or as request

PRODUCT FEATURE
Wings ' produce a clearance hole through timber to prevent jacking, breaking off as they hit the steel, giving a positive fix in thin thick steel.
MATERIALS
Case hardened Carbon steel-C 1022
Length: 20-130mm.

DiameterM3.5-M6.3, 6#-14#Length6.0mm-130mm, 1/2"-5"StandardISO,GB,DIN,JIS,ANSI,BSWMaterialcarbon steel/stainless steel Surface finish:wax, zinc plated, trivalent chromium blue white zinc, brass plated, phosphate, mechanical zinc, hot-dip galvanized, dacrometHead CodeCSK, pan head, truss head, hexagon head, round head, oval head in cross recessed, slottedThread Codefull thread and half thread

Item gypsum screw Standard classification DIN7504 Material Carbon steel/Stainless steel Surface treatment ZP,YZP,HDG,Plain,Dacromet,Black Effect Mostly used in pipeline connection or need to increase the nut on the contact surface of workpiece. Trade Terms FOB,CFR,CIF Payment Terms T/T,L/C MQQ 1 Metric ton Shipment Port TIANJIN Delivery Time The fastest 15-30days,According to the volume to determine the delivery time.

Contacts: Ashley Qiao