DescriptionSecuFast Tri-Wing 3,5 x 38 PH A2 Features SecuFast Tri-Wing 3,5 x 38 PH A2 Type of screw Sheet metal screw Head type Panhead Diameter 3.5 Lenght 38 Material SS A2 Bit Tri-Wing W3 Related products SecuFast Tri-Wing Bit W3 SecuFast Tri-Wing Bit W3