Catalog number: WF-221 Features: ● Not easy to loosen or rattle. Specifications: ● Drill diameter (mm): 5 ● Tapping diameter (mm): 3-5 ● Tapping length (mm): 25-50 ● Pull-out strength: 288 kg when using tapping with 4 mm diameter x 65 mm length ● Pilot hole depth: Tapping length + 15 mm, Pull-out strength: 288 kg when using tapping with 4 mm diameter x 65 mm length Materials/Finish: ● PP ● SUS305J1 Note: ● The design strength is generally set to 1/5 or less.
