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Item # 79340Torque control tapping is still the best solution for protecting your taps and work piece from tap breakage. Bottom tapping or close blind hold tapping, where chip evacuation is a concern, are prime operations for torque control tapping.
 | Specifications |  | Adapter Size | #2(1.220) |  | Tap Size Range | 5/16" to 7/8" HAND |  | Tap Size (D) | 7/8 |  | Tap Shank Dia. | 0.697 in. |  | Tap Shank Square | 0.523 in. |  | Projection (A) | 1.34 in. |  | Tap Enters (C) | 1.93 in. |  | Permissible Torque | 69.0 ft-lbs |  | Body Dia. (B) | 1.97 in. | 
 
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