Bulk #4-40 Slotted Indented Hex Washer Thread Cutting Screw Type 23 – Full Thread Zinc-Bake (1/4" & 5/8") Length:10000 Qty - 4-40 x 5/8" Integrated Washer: Indented hex-washer spreads

Integrated Washer: Indented hex-washer spreads load—no extra washer required

Custom Solid Color Anodized Titanium — Done In-House

making it suitable for applications where space is limited or where two nuts are used together to prevent loosening

Made from corrosion-resistant 18-8 (A2) stainless steel and passivated + wax-coated for extra lubricity and RoHS-compliant protection

Feature Details Diameter 1/2 inch Thread Size 13 TPI - Coarse Thread Drive 3/4 inch Hex Drive Flange Design Built-in washer

Bulk #4-40 Slotted Indented Hex Washer Thread Cutting Screw Type 23 – Full Thread Zinc-Bake (1/4" & 5/8") Length:10000 Qty - 4-40 x 5/8" Integrated Washer: Indented hex-washer spreadsMonster Overview: Finish small scale sheet metal projects with #4 40 Slotted Indented Hex Washer Head Thread Cutting Screws, Type 23, Bright Zinc Bake. Drive them fast using a across flats hex nut driver, or reach tight corners with a flat blade screwdriver via the full width slot. The Type 23 triangular chip relief pocket ejects swarf while tappinglowering drive torque and leaving crisp internal threads in stainless, mild steel, or aluminum sheet