6Pcs AXA 250-100 Size Piston Type Quick Change Tool Post Set For Lathe 6- 12. Package Include – No. 1 Turning & Facing Holder up to 1/2 tool cap. 2 Boring Turning & Facing Holder up to 1/2 tool cap. 4 Heavy Duty Boring Holder 3/4 & 5/8 tool cap. 7 Universal Parting Blade Holder 1/2 tool cap. 10 Knurling, Turning, & Facing Holder up to 1/2 tool cap. Material – Made of steel; Quick Change Tool Post Set (USA Style), Piston Type Quick Change Tool Post Set (6 Pcs/Set). D surface to lathe center line. Features – Turning: Insures smoother turning without chatter or vibration. Drilling: Set enables you to drill by power feed with your carriage, instead of hand operation or tailstock. Rigid piston tool post design, easily centered! Includes machineable base to make a T-slot nut to fit your lathe. Easy use – All parts are hardened, ground and completely sealed for maintenance-free operation. Quick change QC tool post sets advanced design provides built-in quick tool changing versatility with positive rigidity to meet the most exacting working tolerances. Quickly and easily installed on an engine bench or turret lathe quick change QC tool post sets perform a wide range of operations from fine precise work to heavy duty cutting. The scope of application of the tool holder set is determined by the main tool holder, namely AXA 250-100. The specific size of the main tool holder is shown in Figure 2, followed by the swing diameter (the space range) and the extension range of the tool holder to confirm whether it is suitable. Suitable for lathe center height 0.6 – 1.75″ (top compound surface to lathe center line), such as: South Bend 9″ & 10″, Atlas 10 & 12″, Delta 10 &11 Nardini TT1000 & TT1200 and many other import lathes. 250-100 Piston Type Tool Post. 250-101 Turning Tool Holder, use tool bit up to 1/2. 250-102 Boring, Turning Tool Holder, use tool bit up to 1/2″ and round shank tool bits up to 7/16″ 250-104 Heavy Duty Boring Bar Holder, use 5/8 and 3/4 shank boring bars. 250-107 Parting Blade Tool Holder, use 1/2 high parting blades. 250-110 Knurling and Turning Tool Holder. Quantity:1pc Tool Host and 5pcs Tool Holders. Quick Change Tool Post. Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues. We care about our valued customers, and will always try to help you. 6 Pack E7018 1/8 Inch 10-lbs Premium Arc Welding Rods Carbon Steel Electrode Rod. 1-2-3 BLOCKS 23 HOLES. 0002 MACHINIST 123 5 MATCHED PAIRS ULTRA PRECISION. 32″x2″ Extended Length Auger Drill Bit For Planting Bulb Flower & Garden Plant. 1 Pair 2-4-6 Blocks 23 Holes Matched Ultra Precision. 0002 Machinist 246 Jig. ER11/ER16/ER20/ER25/ER32/ER40 Spring Collet Set For CNC Milling Lathe Machine. 9 Wood Bench Vise Woodworking Woodworker Cast Iron Table Vice. Earth Auger Drill Bits 4″ 6″ 8″ 10″ 12 For Gas Powered Post Hole Digger 5 Pack. 11Pcs R8 Collet 1/8″ 3/16″ 1/4″ 5/16″ 3/8″ 7/16″ 1/2″ 9/16″ 5/8″ 11/16″ 3/4 Set. 10 Quick Release Wood Working Woodworking Bench Under Table Vise Cast Iron.