Type STL & ST: Two-cutter and roughing & semi-finish blocks. Standard throwaway inserts, excellent choice for fast removal of excess stock in rough bores.
Type AT: Two-cutter semi-finish and finishing block. Adjustable throwaway inserts lock and adjust radially. Production boring with maximum economy.
Type E: Two-cutter rough and finishing block. Expandable cuters adjust to compensate for wear. Regrinding for both diameter and depth for complete positive control of machining accuracy.
Type MST: All-purpose single-cutter block. Micrometer adjustable in increments of .001" radially over a wide range of bore diameters Best used for short runs and one-of-a-kind applications.
Type STC: Single-cutter chamfering block. Blocks with throwaway insert for 45° chamfering applications.
Solid Block: All-purpose boring and facing tool. Manufactured from super high speed steel, or with brazed carbide, for machining large faces or chamfering holes.
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