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This is a genuine Bergeon 30543-AP set of 7 smoothing broaches, a Swiss-made precision tool assortment designed for finishing and polishing holes in watch movements. Covering a diameter range from 2.90 mm down to 0.70 mm (sizes No. 32 to 70), these broaches are used after cutting broaches to smooth and burnish the interior surfaces of holes, ensuring a perfect finish for pivot holes in plates, bridges, and jewels. As genuine Bergeon tools, they are manufactured to the highest Swiss quality standards and come brand new in original packaging.
Brand:Bergeon (Swiss)
Model:30543-AP
Origin:Made in Switzerland
Quality:Genuine original, brand new in original packaging
Set Contents:7 smoothing broaches
Size Range:No. 32 > No. 70
Diameter Range:Ø 2.90 mm – 0.70 mm
Application:Pivot hole polishing and finishing (used after cutting broaches)
Features:Compression burnishing, produces no chips, smooth hole walls
1. Is this smoothing broach set an original Bergeon genuine part?
Yes. It is manufactured by Bergeon in Switzerland, brand new in original packaging, not a third-party copy.
2. What sizes are included in the set?
It contains 7 smoothing broaches ranging from No. 32 to No. 70, with diameters from Ø 2.90 mm to Ø 0.70 mm.
3. What is the difference between smoothing broaches and cutting broaches?
Cutting broaches have sharp cutting edges for removing material and enlarging holes; smoothing broaches burnish the hole wall through compression, producing no chips. They are typically used together: cut first, then polish.
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