Compare Quick view Kaiser SKU: SMT20270 Kaiser KAB5 Finish Boring Head 12mm Capacity 112.311 (LOC1871A) MPN: 112.311 Coolant Through: Yes Modular Connection: KAB5 Shank Capacity: 12mm Cutting Diameter: 5/64" to 1.25" MSRP: Was: Price Now $799.95 4 In Stock Quantity Add to Your List