Chinese Professional Screw Fasteners - JIS zinc plated Self Drilling Screw wholesale – Tonghe

Introduction

Self drilling screw which means that, in addition to the tap-like flute in the leading threads, there is also a preliminary drill-like fluted tip that looks much like the tip of a center drill. These screws combine a thrilling-like action and the fastener installation itself into only one driving motion (instead of separate drilling, tapping, and installing motions); they are thus very efficient in a variety of hard-substrate applications, from assembly lines to roofing.
Self drilling screws have a drill-bit point to enable drilling into metal without first creating a pilot hole.They are available in all shapes,sizes and numerous different head types.

Product Detail

Standard:  JIS
Material:  1022A
Finish: Zinc
Grade:8.8
Head Style: hexagen flange , hex Washer , Washer, Flat, Pan, Hex head roofing
Size:M3-M14

packaging & delivery

Packaging Details:
1) Sample order, 20/25kg per carton with our logo or neutral package;
2) Large orders, we can custom packaging;
3) Normal Packing: 1000/500/250pcs per small box. then into cartons and pallet;
4) As customers’ require.
Port:Tianjin, China
Lead Time:

faq

Q:Are you trading company or manufacturer ?
A:We are manufacturing enterprise.
Q:How long is your delivery time?
A:Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q:Do you provide samples? Is it free or extra?
A:Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q:What types of payments do you accept?
A:Normally we collect 30% deposit, the balance against the BL copy.
Accepted Payment Currency: USD, CNY, ROUBLE etc.
Accepted Payment Type: T/T, L/C etc.