Bulk #4-40 Phillips Flat Undercut Thread Cutting Screw Type 23 – Full Thread 18-8 Stainless Sheet metal screws and any sheet-metal assembly where

and any sheet-metal assembly where tapping adds cost

✔️ Marine-grade A4 (316) Stainless Steel for unmatched corrosion resistance

rapid shipping

Bright zinc plating provides durable corrosion protection while meeting RoHS requirements—ideal for HVAC installs

Quality & Supply: Every lot meets or exceeds Monster Bolts’ strict quality control standards for dimensional accuracy and finish

Bulk #4-40 Phillips Flat Undercut Thread Cutting Screw Type 23 – Full Thread 18-8 Stainless Sheet metal screws and any sheet-metal assembly whereMonster Overview: Perfect low profile, rust proof assemblies with #4 40 Phillips Flat Undercut Head Thread Cutting Screws, Type 23, 18 8 Stainless from Monster Bolts. The undercut 82 head keeps more threads engaged in thin sheet, while the Type 23 triangular chip relief pocket ejects swarf as it cutslowering drive torque and leaving clean internal threads in stainless panels, aluminum, and plastics. Precision machined from 18 8 (A2) stainless, these