1. Hexagon Head with Washer ( Baut Roofing Halus ) 2. Hexagon Head without Washer ( Sekrup Roofing Kasar ) 3. ROOFING BAJA RINGAN 4. Flat Head Countersunk SELF DRILLING SCREW 5. Philip Pan Head SELF DRILLING SCREW 6. TRUSS HEAD SDS
Variasi Stok mulai dari material Mild steel , pelapisan ( Spesial Coating ) ANTI KARAT , & Roofing Screw STAINLESS STEEL 410. Panjang Sekrup diukur dari leher ( bawah kepala ) sampai ujung body Screw bukan dari Kepala Screw .
