Precise Jaw Nut 5" Chuck Size,  Nut Height B 0.571" - 3900-4780

• For use on: Kitagawa, Samchully, Strong, MMK, SMW, Autoblok, Howa & Hitachi-Seiki Chucks
• Set includes 3 Pieces
• Hardened and ground.
• Heel Height M is 0.197
• Groove Width D is 0.393(10mm)
• Screw Size is M8x20
• Hole Space F is 0.551
• Nut Height B is 0.571
• Nut Width A is 0.551
• Nut Length C is 0.965
• Screw Item#is 3900-4796

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