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Table 5 Correlation coefficients for items related to repeatability depending on the angle at which the examiner read the torque value

From: Experimental study on the factors affecting torque of beam-type implant torque wrenches

Manufacturer Coefficient of variation (60°) (%) Torque per 1 mm in scale (N cm/mm) Distance between scale and center of beam (mm) Scale line width (mm)
Nippon Piston Ring 1.7 4.5 \(\fallingdotseq\)0
THOMMEN 1.8 2.8 \(\fallingdotseq\)0 0.1
Kyocera 1.8 3.6 2.0 0.2
KTC 2.1 3.3 \(\fallingdotseq\)0 0.2
Nobel Biocare 2.5 3.6 2.0 0.1
Straumann 3.5 4.4 2.0 0.1
GC 4.5 5.0 0.5 0.5
SHOFU 6.0 5.0 3.0 0.5