Externally Precision Ground with Hardened Tang. Outside and Inside Morse Taper Sizes Are 1 Through 5. Catalog Number: 30455D Coupon Headline: Extension Sockets - Morse Taper - Archer Series 800 Long Description: 854 Extension Socket Morse Taper Model Number: 854 Morse Taper Inside: 4 Morse Taper Outside: 5 Outside Diameter: 1.89 in Overall Length: 11.81 in
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