Bulk 1/4″-20 Slotted Hex-Washer Thread-Cutting Screws — Type F, 18-8 Stainless Steel 8UN Order Your ASTM A194 Grade

Order Your ASTM A194 Grade 2H Heavy Hex Nuts Today

impact gun or flat driver

Our USS (United States Standard) Tension Flat Washers offer a larger outer diameter compared to SAE washers

✔️ Durable Zinc CR+3 finish for corrosion resistance

Flush Seating & Drive: 82° flat countersunk head with Phillips #2 recess—field-friendly

Bulk 1/4″-20 Slotted Hex-Washer Thread-Cutting Screws — Type F, 18-8 Stainless Steel 8UN Order Your ASTM A194 GradeMonster Overview 1 4 20 Slotted Hex Washer Thread Cutting Screws give you bolt strength clamp force without a backing nutideal for marine panels, food grade machinery, trailer skins, HVAC cabinets and dense hardwood to steel joins. Forged from corrosion proof 18 8 stainless steel, then passivated and coated with a factory dry wax film for predictably low seating torque. The indented hex head with integral washer spreads load and covers oversize holes,