12.0 inches x 6.0 inches x 9.0 inches. Precision Boring Head: 2" boring head with micrometer lead screw provides 0.001" direct reading accuracy for smooth and reliable adjustments during machining. Versatile Boring Capacity: Offers a boring range from 0.394" to 5.906" diameter with a 5/8" offset and up to 1.970" boring depth for a wide range of applications; The cross hole is 1/2. 0.001" Graduation Precision: 1 DIV=0.001" which means when turning the dial by 1 division/graduation, the boring head's travel is 0.001" in radius movement and0.002" in diameter movement.
R8 Shank Compatibility & Durable Boring Bars: Includes R8 shank with 7/16-20 drawbar thread for secure fit on most milling machines, plus 4 indexable boring bars with TCMT 21.5 C6 carbide inserts for long-lasting performance on steel and alloys. Index able Boring Tool Set with 2" Boring Head, R8 Shank & 4 Boring Bars Boring head features a 1-1/2"-18 threaded back so you can change shanks as needed. A micrometer lead screw provides 0. 001 direct reading accuracy and makes adjusting easy.
Boring head offset is 5/8. Minimum boring diameter is 0.Maximum boring diameter is 5. Maximum boring depth is 1. The cross hole is 1/2. R8 shank has a drawbar end thread of 7/16-20.
The included index able boring bars come with TCMT 21. 5 C6 carbide inserts for steel and alloy. The set also comes with torn & l-shape hex wrenches and a fitted carrying case.
001 which means when turning the dial by 1 division/graduation, the boring head's travel is 0. 001 in radius movement and 0.
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