[S40T-CSKNL12-ID7]
S... CSKN type (inner diameter treatment).
Shank Style: Steel shank
Tip Shape: Square
Chip escape: 0 degree negative.
Design: Left-hand
Chip Blade Length: 4.7 inches (12 mm)
Clamping method: Clamp-on
Chip Thickness: 0.3 inches (7.94 mm)