Jacobs Chuck® High Torque/High Precision Chucks, Product Details: Arbor is integrated into the internal socket of the drill chuck, Self-tightening mechanism automatilly incrses the grip in proportion to the incrse in torque during the drilling and avoids the tool slipping a clockwise rotation, Delivers grter rigidity and precision | Brand: JACOBS CHUCK | pacity [Max]: 0.512 in | pacity [Min]: 0.039 in | Country of Origin: TW | Hazmat: NO | Housing Diam: 1.89 in | Mounting: MT4 | Overall Length [Max]: 3.54 in | Overall Length [Min]: 3.23 in | Special Order: YES | Type: Keyless Chuck | Wt.: 3.72 lb
