Screw Size Guide M4
For a size 9 screw, use a 9/64 bit. Some screws will have both types of measurement on their packaging, but not all. Metric Screw Thread Chart Tooling, Inc. Axial Thread Metric clearance hole chart for metric bolts and screws according to asme b18.2.8 Screw size guide m4. What size clearance hole to drill through […]