Heavy Duty Boring Bar Holders, #4 and #41 Rockwell Hardness Tester (Tensile Strength: 480-720N/mm2)

(Tensile Strength: 480-720N/mm2)

Hardened to HRC 57-60

500" with Holder 3602-5023 8pc set: 1-1/16"-1-1/2" by 16ths without Holder

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3V lithium battery CR2032

Heavy Duty Boring Bar Holders, #4 and #41 Rockwell Hardness Tester (Tensile Strength: 480-720N/mm2)Heavy Duty Boring Bar Holders #4 Equipped with a split bushing to accommodate a boring bar of a smaller diameter. It grips with extreme rigidity, cuts smoothly without chatter. Made of Steel Item Model A B D D1 L1 L2 H 0250 0104 AXA 3 4" 1 1 2" 3 4" 5 8" 1. 691" 1. 250" 0. 382" 0250 0204 BXA 7 8" 1 3 4" 1" 3 4" 1. 761" 1. 265" 0. 409" 0250 0304 CXA 1" 2" 1" 3 4" 2. 208" 1. 567" 0. 555" 0250 0404 CA 1 1 4" 2 1 2" 1 1 4" 1" 2. 663" 2. 100" 0. 488" 0250