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Click-type torque wrenches with reversible ratchets, for right-hand tightening torque accuracy: ±3%

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Break-back torque wrenches

677

Break-back torque wrench

Quick Overview

The break-back torque wrench, Beta 677, is particularly suitable for heavy-duty use at high torques. The break-back mechanism informs the user that the set torque has been reached through the bending of the wrench at the joint by approximately 20°.


Features:
• Accuracy: ± 4% as per UNI EN ISO 6789
• Push-through ratchet for use in both right-hand and left-hand direction
• 20° bending angle at joint, to inform user that set torque has been reached
• Wrench composed of two parts: lever with ratchet and break-back system with torque adjustment
• Supplied with calibration certificate in accordance with UNI EN ISO 6789


UNI EN ISO 6789
Images with
dimensions
Product Name Art. ​Nm​Kgfm​lbf.ft​D
mm
​A
mm
​L
mm

kg
Quantity per Wishlist
006770006 677/600120÷60012÷60100÷450695510596,010
006770008 677/800200÷80020÷80150÷600695513196,710
006770010 677/1000300÷100030÷100200÷750695515547,420
Image Product Name Art. Description Quantity per Wishlist
006780415 678/CV3 empty cases for torque wrenches
items 677 and 678