Other Hand Tools
12Pce Hollow Hole Punch Set
Store Walmer Park


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Common M20 dimensions and specifications include:Thread Size & Designation: M20 × 2.5 (Metric Coarse) or M20 × 1.5 (Metric Fine)Tolerance Class: ISO2 (6H)Major Diameter: 20.0 mmRecommended Core Drill Hole: 17.5 mm (for M20 × 2.5).
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