Adjustable Chipbreaker Boring Bars

• Heat-treated alloy steel
• Supplied with adjustable carbide chip-breaker and carbide ship to protect the boring bar
• Accomodates standard positive rake triangular inserts
• Used for boring to square shoulder
• Can be used with open slot holders #1 and #2, as well as heavy duty holders #4, #41, #4D, #41D, #100, #104, #141

Reversible Boring Bars (for square tool bits)

The Aloris boring bars are designed for 45 degree and 90 degree cutting tool positions. Both ends of the boring bar are broached in the same plane, so that either end can be used after removing the bar from the holder.