1/4-20 x 1-1/2 Inch Stainless Steel Spanner Pan Head Tamper Resistant Machine Screw Best Seller Sizes are referred to by

Sizes are referred to by the diameter of the threaded connections then by the length that the end connections can be screwed extended or collapsed to (“take-up”)

Drive Type Rivet - Ford Mustang

135° Split Point - Self-centering split point reduces walking and will engage the fastener more easily

Grommet Nut Headlight Bezel GM General Motors 74+

these are used when tapping all the way to the bottom of the hole is required

1/4-20 x 1-1/2 Inch Stainless Steel Spanner Pan Head Tamper Resistant Machine Screw Best Seller Sizes are referred to byThese antitheft screws have a round head and hexagonal or Torx drive. These screws are commonly installed with an Allen wrench star screwdriver or hex key for extra security.