China Hex Head for Roofing Self Drilling Screws with Bonded Washers

Hex washer head self drilling screws
Company profile
Tianjin Lituo Imp&Exp Co., Ltd is the new star in fastener industry. Our popular products include: Common wire nail, concrete nail, umbrella head roofing nail, duplex nail, coil common nail, aluminium blind rivets, and drywall screws, chipboard screws, self drilling screws, self tapping screws with hex head, pan head, etc.
We have clients all over the world, USA, Russia, Austrilia, Ukraine, UAE, South Africa, Brazil, Chile, Singapore, Malaysia etc, the list is endless.
Specifications
Hexagon head self drilling screws
Size: 4.2mm to 6.3mm, From #8 to #14
Length: From 13mm to 152mm From 1/2' to 6'
Mareial: C1022a
Surface Treatment: Zinc, yellow zinc
Madel Number/Standard: DIN7504K
Head: Hex head
Point: Drill point
Main Dimensions
#8*13
# 12 X 40
#8*15# 12 X 50
#8*19# 12 X 57
#10*16# 12 X 60
#10*19# 12 X 65
#10*22# 12 X 75
#10*25# 12 X 85
#10*40
# 12 X 90
# 12 X 20#12*115
# 12 X 25#12*125
# 12 X 30 # 14 X 25

Material
Carbon Steel, Stainless Steel 304, Stainless Steel316, Alloy Steel Copper and so on.
Production Standard
DIN, ISO, ANSI, ASME, BS, AS, JIS and non-standards
Production Process
Cold Heading
Cold heading→Heat treatment→Surface treatment
Hot Forging
Cutting→Chamfering(tail)→Hot Forging→Chamfering(head)→
Polishing→Backspin→Threadind Rolling→Heat treatment→Surface treatment
Surface Treatment
Plain, Black oxidized, Zinc Plated (white, yellow, blue),Hot Dip Galvanized, Dacromet, Chrome
Packing Method
25kg per carton, 36 cartons packed in a pallet , or 100/200/500/1000PCS Per Small Box +carton box or according to your demands
Supply Ability
300 tons per month
Minimum Order
600kgs for each specification
Delivery Time
15-45 days after we receive the deposit
Payment Term
T/T L/CD/P Western Union and so on
Market
South&north Amrica/Europe/East&South east Asia/ Australia and ect.
Certification
ISO9001-2008

Photos of product
Product flow:
Packing photos
Contact Name:
Ms.ALICE
phone: +86 18222933856