HARDENED TOOL STEEL

SQUARE DESIGN - COUNTER BORE

P/N

DIMENSIONS

(A)

(B)

C' BORE TO FIT

TOOTH PATTERN

540-46

3/4

1/2

1/4 SHCS

FINE

540-47

3/4

1/2

1/4 SHCS

EXTRA FINE

540-49

1

1/2

1/4 SHCS

FINE

540-50

1

1/2

1/4 SHCS

COARSE

540-51

1

1/2

1/4 SHCS

EXTRA FINE