High Precision Engineering Tools and Industrial Supplies. A1 40 Position Quick Change Tool Post Set – Multifix Style – For 6″ to 12″. Quick Change Tool Post Set – Multifix Style. A1 (540-100) – 40 Position. 6″ To 12″ (150mm To 300mm). Turning and Facing Holders. 3 x A1D2090 – 20mm Holding Capacity. 1 x A1B2090 – 20mm Holding Capacity. Suits Lathes Such As. BV20, SINO 210V, D240, CQ6125 and similar bench lathes. 1 x A1 Tool Post Main Block (540-100) with Locking Wrench, 3 x Turning and Facing Holders (A1D2090), 1 x Boring Holder (A1B2090), 1 x T Wrench. 40 Indexing Positions: The tool post locks in 40 positions at 9 deg steps, so holders can be set at the exact angle each operation needs. Quick Tool Changes: Swap pre-set holders in seconds with the locking wrench, without re-shimming or re-centering the tool each time. Complete Starter Set: 1 Main block, 3 turning and facing holders and 1 boring holder cover most everyday turning, facing and boring work. 8mm to 20mm Tool Capacity: 90mm long holders take shank tools from 8mm up to 20mm (0.8), and return to position within 0.01mm. Regrind Without Resetting: Tools can be reground without removing them from the holder, so the height and position setting stays unaltered. Sized for Bench Lathes: A1 size with 54mm block height and 20mm mounting bore suits lathes with 6″ to 12″ (150mm to 300mm) swing, such as BV20, SINO 210V, D240 and CQ6125. The METALEX A1 quick change tool post set is a Multifix style system for bench lathes with 150mm to 300mm (6″ to 12″) swing, such as the BV20, SINO 210V, D240 and CQ6125. The main block indexes in 40 positions and locks with a wrench, so pre-set holders can be changed in seconds without re-centering. The set includes three turning and facing holders and one boring holder, each 90mm long and taking 8mm to 20mm shank tools, with 0.01mm repeatability. Block height is 54mm with a 20mm mounting bore. Store Policies and Guarantees. Over 40 years of trusted manufacturing expertise. As a 3rd generation family business, we engineer industrial-grade tooling to strict tolerances, delivering factory-direct reliability without broker markups. Every tool undergoes thorough dimensional inspection prior to packing. Have a setup question? METALEX – Quality Engineering Tools and Industrial Supplies.