Tool Holder ANSI Designation Chart

M W L N R 16 4 D

Insert Holding

Insert Shape

Toolholder Style

Insert Relief L

Hand

Shank Size

Insert IC

Length

M = clamp and lock pin

C = 80 deg. diamond

A = 0° side cutting, straight shank

N = 0°

R = right hand

5 = 5/16" x 5/16"

1.2 = 5/32"

A = 4"

P = lock pin only

D = 55 deg. diamond

B = 15°side cutting, straight shank

A = 3°

L = left hand

6 = 3/8"x 3/8"

1.5 = 3/16"

B = 4.5"

C = clamp only

K = paralellogram

C = 0°end cutting, straight shank

B = 5°

N = neutral

8 = 1/2" x 1/2"

1.8 = 7/32"

C = 5"

S = screw lock only

L = rectangle

D = 45° side cutting, straight shank

C = 7°

 

10 = 5/8" x 5/8"

2 = 1/4"

D = 6"

D = wedge lock only

R = round

F = 0° end cutting, offset shank

P = 11°

 

12 = 3/4" x 3/4"

2.5 = 5/16"

E = 7"

 

S = square

G = 0° side cutting, offset shank

D = 15°

 

16 = 1 x 1

3 = 3/8"

F = 8"

 

T = triangle

J = -3° side cutting, offset shank

E = 20°

 

85 = 1 1/4" x 1

4 = 1/2"

M = 4"

 

V = 35 deg. diamond

K = 15°end cutting, offset shank

F = 25°

 

20 = 1 1/4" x 1 1/4"

5 = 5/8"

N = 4.5"

 

W = trigon

L = 5° side & end cut, offset shank

G = 30°

 

24 = 1 1/2" x 1 1/2"

6 = 3/4"

P = 5"

 

 

M = 40°side cutting, straight shank

 

 

86 = 1 1/2" x 1

8 = 1"

R = 6"

 

 

N = 27° side cutting, straight shank

 

 

32 = 2 x 2

10 = 1 1/4"

S = 7"

 

 

R = 15°side cutting, offset shank

 

 

 

 

T = 8"

 

 

S = 45°side cutting, offset shank

 

 

 

 

 

 

 

T = 30º side cutting, offset shank

 

 

 

 

 

 

 

U = -3º end cutting, offset shank

 

 

 

 

 

 

 

V = 17.5º side cut, straight shank

 

 

 

 

 

Y = 50º side cutting,
straight shank