Pan Head Metal Stainless Steel Self Tapping Screw
• Head Type: Pan head, featuring a low, rounded top with a flat bearing surface for even force distribution and aesthetic appeal.
•Material: High-quality stainless steel, offering excellent corrosion resistance, rust prevention, and durability, suitable for indoor and outdoor use.
•Function: Self-tapping design, which can tap internal threads in pre-drilled holes of metal materials (e.g., steel, aluminum) during installation, eliminating the need for separate tapping tools.
•Application: Widely used in metal fabrication, electrical equipment, automotive parts, and home hardware assembly to fasten and connect metal components securely.

| Nominal Size or Basic Screw Diameter | Threads per Inch | D | D | d | d | Drill Size | Recommended Hole Diameter | |
| Major Diameter(Max) | Major Diameter(Min) | Minor Diameter(Max) | Minor Diameter(Min) | |||||
| #0 | 0.06 | 40 | 0.060 | 0.057 | 0.042 | 0.039 | ||
| #1 | 0.073 | 32 | 0.075 | 0.072 | 0.051 | 0.048 | ||
| #2 | 0.086 | 32 | 0.088 | 0.084 | 0.061 | 0.056 | #48 | 0.0760 |
| #3 | 0.099 | 28 | 0.101 | 0.097 | 0.076 | 0.071 | #46 | 0.0810 |
| #4 | 0.112 | 24 | 0.114 | 0.110 | 0.083 | 0.078 | #44 | 0.0860 |
| #5 | 0.125 | 20 | 0.130 | 0.126 | 0.095 | 0.090 | #36 | 0.1065 |
| #6 | 0.138 | 18 | 0.141 | 0.136 | 0.102 | 0.096 | #32 | 0.1160 |
| #7 | 0.151 | 16 | 0.158 | 0.152 | 0.114 | 0.108 | #30 | 0.1285 |
| #8 | 0.164 | 15 | 0.168 | 0.162 | 0.123 | 0.116 | #29 | 0.1360 |
| #10 | 0.190 | 12 | 0.194 | 0.188 | 0.133 | 0.126 | #21 | 0.1590 |
| #12 | 0.216 | 11 | 0.221 | 0.215 | 0.162 | 0.155 | 3/16 | 0.1875 |
| #14 | 0.242 | 10 | 0.254 | 0.248 | 0.185 | 0.178 | 7/32 | 0.2165 |

| Nominal Size | A | H1 | M | G | N | Phillips Drive Size | |||
| Head Diameter | Height of Head | Dimensions of Recess | |||||||
| Diameter | Depth | Width | |||||||
| Max | Min | Max | Min | Max | Min | Max | Min | ||
| #2 | 0.167 | 0.155 | 0.062 | 0.053 | 0.104 | 0.091 | 0.059 | 0.017 | 1 |
| #3 | 0.193 | 0.180 | 0.071 | 0.062 | 0.112 | 0.099 | 0.068 | 0.019 | 1 |
| #4 | 0.219 | 0.205 | 0.080 | 0.070 | 0.122 | 0.109 | 0.078 | 0.019 | 1 |
| #5 | 0.245 | 0.231 | 0.089 | 0.079 | 0.158 | 0.145 | 0.083 | 0.028 | 2 |
| #6 | 0.27 | 0.256 | 0.097 | 0.087 | 0.166 | 0.153 | 0.091 | 0.028 | 2 |
| #7 | 0.296 | 0.281 | 0.106 | 0.096 | 0.176 | 0.163 | 0.100 | 0.029 | 2 |
| #8 | 0.322 | 0.306 | 0.115 | 0.105 | 0.182 | 0.169 | 0.108 | 0.030 | 2 |
| #10 | 0.373 | 0.357 | 0.133 | 0.122 | 0.199 | 0.186 | 0.124 | 0.031 | 2 |
| #12 | 0.425 | 0.407 | 0.151 | 0.139 | 0.259 | 0.246 | 0.141 | 0.034 | 3 |
| #14 | 0.476 | 0.457 | 0.169 | 0.156 | 0.281 | 0.268 | 0.148 | 0.036 | 3 |