SKT Coating Performance

Comparing SKT Coating with Other Brand's Coating:

Coating Adhesion

▲Test Sample /

Screw Type: Flat Head Phil Wood Screw
Size:#10 x 3" (4.8 mm x 75 mm)

Right: SKT^® Screw
Left: Other Brand's Screw

▶Test #1: Drill Time◀

▲Test Method /

Loading: 9 KG

Speed:1,800 RPM

Test Item: Beech Wood

▲Result / 

SKT^® screw has a smoother surface that effectively reduces drilling time. (✔)

▲Reference Video /
Drill Time Test:
https://youtu.be/8s7vw4HCWWs

▶Test #2: Coating Adhesion◀

▲Test Method /

Drill sample screws of SKT^® coating and other brand's coating fully into then remove
from the beechwood; observe the condition of the coating on screws of both coatings.

▲Result /
1. No sign of peeling on SKT^® screws after drilling in and remove from the wood, indicating outstanding adhesion of SKT coating. (✔)
2. Severe peeling appears on other brand's screws. (✘)

▲Reference Video /
Adhesion Test:
https://youtu.be/8s7vw4HCWWs