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dormakaba ED50/100/250 Installation: Tools & Torque Chart

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6.2 Standard Tightening Torque

Use the following torque specifications for standard fasteners unless otherwise noted.

Table 6.2.1: Standard Tightening Torque Values
Fastener Size Torque (ft lb)
M5 3.7
M6 7
M8 17
M10 34
M12 58

6.3 Drill Bits

Select the appropriate drill bit size based on the fastener type and material.

Table 6.3.1: Drill Bit Sizes for Fasteners
Fastener Type Material / Condition Drill Bit Size
#10 Wood Screw Hardwood 9/64"
Softwood 1/8"
#12 Wood Screw Hardwood 5/32"
Softwood 9/64"
#14 Wood Screw Hardwood 11/64"
Softwood 5/32"
1/4 - 20 Metal Self Tapping Screw Standard 7/32"
10-24 Barrel Nut Standard 5/32"
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Dorma ED50/100/250 Manual: Door Signage & Safety Guidelines
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Dorma ED50/100/250 Installation Templates & Axle Dimensions

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