M42 bimetal hole opener

Keyword: M42 bimetal hole opener

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Name: m42 bimetal hole opener
Materials: Saw belt tooth: M42 backing material: bearing steel
Connecting rod:45#
Center Drill:4341
product hardness:52-58HRC
Surface treatment: painting, blackening
Scope of application: Aluminum plate, thin steel plate, gypsum board, plastic board, wood board
Applicable equipmentHand drill, charging drill, bench drill, etc.
Product characteristics: Adopt non-slip triangular handle. High speed steel twist drill to do accurate positioning of the axis.
Note:Avoid long-term continuous high temperature use, appropriate application of anti-rust oil during storage, and prolong the service life of the product

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