Precise R8 2" Head Boring Tool Set, With 5 H.S.S. Boring Bars - 1906-5935

Precise R8 2" Head Boring Tool Set, With 5 H.S.S. Boring Bars - 1906-5935

• H.S.S - High Speed Steel
• Rugged design allows excellent rigidity for chatter-free boring.
• Head features a threaded back for use with multiple shanks.
• Set complete with boring head, boring shank, carbide tipped boring bars & L-shape hex wrenches.
• Dial on head with 0.001" graduation for accurate hole sizing.
• Fitted durable carrying case included.
• 1 DIV = 0.001 which means on the 0-50 dial when turning the dial by 1 division/graduation, the boring head's travel is 0.001" in radius movement and 0.002" in diameter movement. On the 0-100 dial, the boring head's travel is 0.0005" in radius movement, 0.001" in diameter movement.
• 5 boring bars.
• Boring bar hole size is 1/2".
• Boring head thread is 7/8"-20.
• Offset is 5/8".
• Crosshole is 1/2".
• Shank thread is 7/16"-20.
• Minimum bore diameter is 0.300".
• Maximum bore diameter is 5.700".