カバールーフネジ（屋根改修用）、フランジヘッドと山座セット

Drill point: general use to steel panel to steel material connection
Sharp & cutting point: general use to steel panel to wood material connection
Head painted color available

Hex Flange Head Drilling Screw (general use to steel panel to steel material connection)

Hex Flange Head Drilling Screw (general use to steel panel to steel material connection)

Hex Flange head Double thread Drilling Screw (general use to steel panel to steel material connection)

Hex Flange head Double thread Drilling Screw (general use to steel panel to steel material connection)

Hex Flange head Double thread Wood Screw (general use to steel panel to wood material connection)

Hex Flange head Double thread Wood Screw (general use to steel panel to wood material connection)