Referencia interna:
038495
Old FR code:
HP1539-B1
Seat angle (α):
45
Seat width (A):
1.18
Radius (R):
0.8
Draft angle:
8
Bottom Clearance angle (Thêta):
57
Upper clearance angle ( Beta):
39
Upper clearance width (B):
1.86
Bit form:
9