We can provide standard screw as below:
1. Hex cap screw DIN933/DIN931
2. Hex socket screw: DIN912/DIN7991
3. Carriage screw: DIN603
4. Set screw: DIN913/DIN914/DIN915/DIN916
5. Hex flange screw: DIN6921
6. Machine screw / Self tapping screw

(DIN7981/7982/79836/7984/7985/963/7991/7997)
Head type: Truss head/pan head/csk head/cheese head/bugle head/button head/
Thread Diameter: M1-M20 (cold forming or hot forged)
Length: 2-200mm
Standard: GB, DIN, ASME, JMT, ISO, JIS, BSW
Material: Stainless steel 304/316/316L, carbon steel
Surface: Black zinc, plain for stainless steel
Zinc plated, nickle plated, black oxide, nickle plated, chrome plated, Cr+3, hot dip galvanized, brass plated, dacromet for carbon steel

7. Self drilling screw (DIN7504-K/N/P)
Head type: Truss head/pan head/csk head/wafer head
Thread: 2.9-6.3 (4#-14#)
Standard: DIN, ASME
Material: Carbon steel, stainless steel 410/304/316
Surface: Black zinc, plain for stainless steel
Zinc plated, nickle plated, black oxide, nickle plated, chrome plated, Cr+3, hot dip galvanized, brass plated, dacromet for carbon steel

8. Self drilling screw with wing is ok for us to produce
9. Special screw according to your drawing.