Csk Head with Ribs Self Tapping Screw

• Color: Light Grey
• Transmittance: 81%
• View Angle: 120
• UV Cut: 99%
• Hardness: 2h
• Gain: 4.0
• Model NO.: 3.9x25mm(#7x1")
• Contrast: 300: 01
• Transport Package: Inner Small Box +Outer Kraft Paper Carton
• Specification: #7x1"(3.9x25mm)
• Trademark: china huhao
• Origin: Tianjin, China (Mainland)
• Production Capacity: 300 Tonne Per Month

Product Description

G. I. HEX HEAD SELF DRILLING SCREWS

1. Place of orginal: Tianjin, China

2. Material: Carbon steel after heat treatment

3. Diameter: 10, 12, 14 or 4.8mm, 5.0mm, 5.5mm, 6.3mm

4. Length: 19-100mm

*** normal size:

4.2x19, 4.2x25, 4.2x32, 4.2x35, 4.2x45, 4.2x50
4.8x19, 4.8x25, 4.8x30, 4.8x35, 4.8x40, 4.8x45, 4.8x50, 4.8x55, 4.8x60, 4.8x65, 4.8x75
5.5x25, 35-100
6.3x25, 35-150

5. Surface treatment: Galvnaized / zinc plating

6. Packaging: 500-800 pieces / box or 20-25 kgs bulk packing