6.Size: #8 X 1/2 inchPan Head, Phillips DriveUsed to attach sheet metal to other thin metal, wood or other materialSharp pointed tipPilot hole should be pre-drilledThread Type: Type A, Point Style: SharpSpecification(s) Met: ASME B18.Sheet Metal Screw, Self-Tap Pan Head Phil Driv #8 X 1/2in 18-8 Stainless Steel 25PK When attaching metal to wood, it is especially important to pre-drill a hole.3.
Screw Machine Drill Bit, Drill Bit Size 14.20 mm, Drill Bit Point Angle 140 Degrees , Carbide, Coolant Through, Cutting Direction Right Hand, Decimal Equivalent 0.