Description:
3" Boring Head
.0005/0-100 Graduation
3/4" Boring Bar hole diameter
3/4" Cross hole diameter
1" maximum offset
1 1/2"-18 thread size
R8 shank can be fitted on a 2", 3", or 4" boring head with 1.5"-18 thread size
12 PCS carbide tip boring bar set(404-7146):
12 pieces in one set
3/4" shank diameter
Carbide tipped for steel and alloy steel
Plastic case included
For R8 spindle machines
Hardened and ground
Shank Dia. 3/4"
Product application
Shank Diameter No. of Pieces Overall Length Bore Depth Min. Bore
3/4" 12 pcs 3-1/8" 1-1/8" 7/16"
3-11/16" 1-11/16" 7/16"
4-1/4" 2-1/4" 7/16"
3-1/2" 1-1/2" 9/16"
4-1/4" 2-1/4" 9/16"
5" 3" 9/16"
3-7/8" 1-7/8" 11/16"
4-13/16" 2-13/16" 11/16"
5-3/4" 3-3/4" 11/16"
4-1/4"
2-1/4"
13/16"
5-3/8" 3-3/8"
13/16 "
6-1/2" 4-1/2"
13/16"
Product features
Designed so that the same bar can bore flat bottomed holes or face
Alloy steel shanks hardened and ground
Ccarbide for steel and alloy steel
12 pc Set