Bulk 1/4″-20 Slotted Hex-Washer Thread-Cutting Screws — Type F, 410 Stainless Steel Size_1-1/4"-7 while the built-in washer spreads

while the built-in washer spreads load—so you can skip separate lock-washers and nuts

5/16" external hex Washer Feature Integral serrated under-head flange Point Style Taptite Alternative tri-lobular thread-rolling Material Case-hardened steel Finish CR+3 zinc plating

and industrial applications that demand maximum clamping strength and durability

Bulk #6-32 Stainless Steel Button Socket Cap Screws - 18-8 (A2)

M2  Flat Head Machine screws with Phillips Drive

Bulk 1/4″-20 Slotted Hex-Washer Thread-Cutting Screws — Type F, 410 Stainless Steel Size_1-1/4"-7 while the built-in washer spreadsMonster Overview: Engineered for trailer frames, marine fixtures, food equipment skins and hardwood to steel assemblies, these 1 4 20 Slotted Hex Washer Thread Cutting Screws deliver bolt strength clamp loads no backing nut required. Forged from 410 martensitic stainless steel, they are heat treated to Rockwell C38 45 for abrasion resistance yet retain stainless corrosion protection. The indented hex head with integral washer spreads load and covers