Jacobs Chuck Ball Bearing Chucks, K4, Jacobs 3JT Female
1-piece fluted sleeve construction. Ball trust bearing reduces friction in chuck closing mechansim. Through-hardened sleeve teeth, nose, and keyholes for wear resistance. Maximizes gripping force and drilling accuracy. Treated to ensure thread life and high gripping surface hardness
Attributes:
Bit/Blade Mounting Size [Max] = 5/8 in, Bit/Blade Mounting Size [Min] = 1/8 in, Chuck Size = 5/8 in, Finish = Fluted Sleeve, Housing Diam = 2.6 in, Key Size = K4, Mechanism = Ball Bearing, Mounting = Jacobs 3JT Female, Overall Length [Max] = 4.31 in, Overall Length [Min] = 3.26 in, Type = Keyed, Wt. = 47 oz. (1 EACH = 1 EACH)
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