![Toolholders - BT 40 Shell Mill Holders & 90 Square Shoulder Shell Mill Cutters - Part # B40-12SM400-KB - Caliber Tooling](http://calibertooling.com/cdn/shop/products/bt40shellmill_a2bd8c66-28e0-45d9-a200-c012be199120_1024x1024.png?v=1594519898)
Toolholders - BT 40 Shell Mill Holders & 90 Square Shoulder Shell Mill Cutters - Part # B40-12SM400-KB
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