Precise Double End Boring Bars

• Machined from selected steel for greater strength and rigidity.
• Broached holes accept high speed steel and carbide tool bits.
• Black oxide finish.
• Bars have one 45 end and one 90 end.
• Bit Type: Square
• Tool Bits Not Included.
• Set 1001-0007 Includes the following: one 1/4 X 5″ that takes a 5/32″ round tool bit, one 5/16 X 5″ that takes a 3/16″ round tool bit, one 3/8 X 6″ that takes a 3/16″ round tool bit and one 1/2 X 6″ that takes a 3/16″ square tool bit.