Speedy Three Row Screw Hardware Vis 544-357 OHSATO

【Features】
It is a three-thread screw with coarse threads running parallel to each other from the tip, making it easy to insert.

【Use】
For joining various types of wood.
For attaching metal fittings to wood.

【Specification】
Dimensions (mm) d: 4
Total length (mm): 38
Type: Fully threaded
Quantity in pack (pieces): 110

【Specification2】
Three-thread screw specification
Drilling speed increased by 40%

【Material/Finish】
Steel
Surface treatment: black galvanized

【Set contents/accessories】
－

【caution】
Do not use on hard wood.
Head-jumping may occur.