TIMco 00045DRYD PH2 Philips Dense Board Screw 3.9 x 45 - Black (Box of 1000)

Designed for attaching dense board to timber stud work. PH2 recess for positive drive. The super sharp point and high-low thread is specially designed for an excellent fixing into timber. Countersunk head for improved countersinking into the dense board. Small Head Fixes Flush for an Almost Hidden Finish Carbon Steel Construction Black-Phosphate Self-Tapping Fully Threaded Deep High / Low Thread for High Pull-Out Resistance - Manufacturers part numbers: 00045DRYD|392KG

• Made from C10-18 Steel and surface hardened up to 750 HV to prevent torque shearing under load.
• Plated in either zinc or black phosphate to withstand 50 hours salt spray test. Fully threaded up to 50mm and partially threaded thereafter.
• Manufactured to JISB1125 (1995) and independently tested to IFI specification ASTMC1002-89 with a 25 Super Sharp point and a 60 thread.