Select your ACME thread size


Size 'A' - 1/4" Sizes Size 'D' - 5/8" Sizes
ACME 1/4-20 (1 Start)
ACME 1/4-16 (1 Start)
ACME 1/4-16 (4 Start)

ACME 5/8-8 (1 Start)
Size 'B' - 3/8" Sizes
ACME 3/8-12 (1 Start)
ACME 3/8-12 (2 Start)
ACME 3/8-10 (1 Start)
ACME 3/8-10 (2 Start)
ACME 3/8-8 (2 Start)
ACME 3/8-8 (4 Start)

Size 'C' - 1/2" Sizes
ACME 1/2-10 (1 Start)
ACME 1/2-10 (2 Start)
ACME 1/2-10 (5 Start)
ACME 1/2-8 (2 Start)
ACME 1/2-8 (4 Start)
ACME 1/2-6 (1 Start)