... Shank Material: SUS304, SUS316, SUS201,SUS204 Finish: BLUE COATE Blue coated Stainless Steel Nail1. Material: SUS316, SUS304, SUS204, SUS2012. Length: 10mm ... mm to 6.0mm4. Head: flat, oval, headless5. Finished: BLUE COATED, OR OTHER COLOR6. Shank: smooth, twist, ring.7. Point: Long ... than 40 years abundant experience in the nails field. Blue coated Stainless Steel Nail