Aloris DA-41 Heavy Duty Lathe Tool Post Boring Bar Holder. This listing is for an Aloris Boring Bar Holder Model: DA-41 Specifications: Brand. Condition: Used Lathe Tool Post. Weight: 16.78 lb. This item is exactly as pictured. Get Supersized Images & Free Image Hosting. Create your brand with Auctiva’s. Attention Sellers – Get Templates Image Hosting, Scheduling at Auctiva. Com.