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A. It is a three-piece R16 roller set for 18tpi UNC, UNF and UNEF threads, designed for use with the 01421600 thread reformer.
A. It covers UNC, UNF and UNEF threads at 18 threads per inch.
A. It must be used with the Silbertool 01421600 thread reformer.
A. When repairing imperial fasteners identified as using 18 threads per inch.
A. No, it is designed exclusively for UNC/UNF/UNEF threads and not suitable for metric standards.
A. Store it clearly labelled with its pitch and thread standard near the reformer.
A. Imperfect pitch matching causes misalignment and potential thread damage rather than accurate restoration.
A. It enables one reformer to work across various imperial thread pitches without additional tools.
A. Clean off metal remnants, dry thoroughly and inspect for chips before reuse."
A. The pack is about 53 x 15 x 17mm and weighs roughly 0.019 kilograms.
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