|
Body material:
A = Steel
I = A2 Stainless Steel
M = A4 Stainless Steel
U = Aluminium
C = Copper
O = Coppernickel |
Shape:
Head
S = Standard
F = Countersunk
L = Large
E = Extra Large
Body
R = Round
C = Grooved
M = Multi-grip
A = Peel type
B = Sealed
X = Empty field
|
Stem material:
A = Steel
I = A2-A3 Stainless Steel
M = A4 Stainless Steel
U = Aluminium
L = Brass |