Stainless steel Self drilling hex head screw

Grade: 410 201 304 316
1.Standard: DIN, GB, JIS, AISI
2. Diameter: 1.2mm-7.00mm/ No. 0-No. 12
3. Length: 2mm--200mm...

Size : ST3.5 ST4.2 ST4.8 ST5.5 ST6.3