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Dar es Salaam, Ilala, masaa 9 yaliyopita
29 maoni
Drill Bit Set 25pcs 1-13mm
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A 25-piece drill bit set with sizes from 1 mm to 13 mm, typically in 0.5 mm increments, is a comprehensive metric twist-drill kit.
Specifications
-Size range: 1.0 mm to 13.0 mm in 0.5 mm steps
-Number of bits: 25
-Material: Usually HSS (High-Speed Steel) — some sets use cobalt (HSS-E) for higher heat resistance.
-Standard: Often manufactured to DIN 338.
-Tip angle: Typically 118° or 130°, sometimes with split-point for self-centring.
-Tolerance: Diameter tolerance is commonly h8.
-Shank type: Cylindrical shank (shank diameter = drill diameter)
-Coating (optional): May be plain HSS, black oxide, or coated (e.g., titanium nitride) depending on the set.
Vidokezo vya Usalama
- Usilipe mapema hata kama ni ada ya kusafirishiwa bidhaa
- Kutana na muuzaji mahali salama pa umma
- Kagua kipengee na uhakikishe ni nini hasa unachotaka
- Hakikisha kwamba bidhaa uliyofungiwa ni ile ambayo uliagiza
- Lipa tu ikiwa umeridhika
