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🔩 Drill Smarter, Not Harder — Power Through Metals Like a Pro!
The STROTON Metric M42 8% Cobalt Twist Drill Bit set includes 13 precision bits ranging from 1.5mm to 6.5mm, designed for superior heat and wear resistance. Featuring a 3-step cutting design and premium cobalt alloy, these bits deliver faster drilling speeds and exceptional durability across stainless steel, hard metals, and more. Ideal for professionals seeking efficiency and longevity in their toolkit.








| ASIN | B07MZQFD3S |
| ASIN | B07MZQFD3S |
| Best Sellers Rank | #11,535 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #48 in Power Drill Bit Sets |
| Brand Name | STROTON |
| Customer Reviews | 4.4 4.4 out of 5 stars (4,436) |
| Customer reviews | 4.4 4.4 out of 5 stars (4,436) |
| Cutting Angle String | 135 Degrees |
| Cutting Diameter | 6.5 Millimeters |
| Date First Available | 1 January 2024 |
| Finish Types | Hardened |
| Is Discontinued By Manufacturer | No |
| Item Dimensions | 17.9 x 14.5 x 3.8 centimeters |
| Item Weight | 1 Pounds |
| Item model number | G3-LIHI-G2BS |
| Manufacturer | STROTON |
| Manufacturer | STROTON |
| Material Type | Cobalt |
| Model | G3-LIHI-G2BS |
| Number of Flutes | 2 |
| Point Style | Split Point |
| Product Dimensions | 17.9 x 14.5 x 3.8 cm; 453.59 g |
| Shank Type | Straight |
| Surface Recommendation | Metal |
| Tool Flute Type | Spiral |
| UPC | 743829466304 |
| Unit Count | 13 Count |
J**I
Good quality
Very good quality
B**E
Very good drill bits
Great drill bits. They cut through stainless steel very nicely if you take your time and use a cutting fluid to keep them cool. Had a minor issue with one of the bits snapping (my fault) but the seller took care of the issue immediately and was very responsive.
C**S
Very high quality drills
I am a metal worker for 23 years, hard to find any better cobalt drills. Highly recommended.
M**N
Didn't cut hardened steel quite as good as full cobalt bits, but way-way better than regular titanium coated bits. For the price and a full set, these performed very well as expected. The stepped cutting edge is a nice feature, and the cutting face was barely scratched going through a M10-30 oxide 10.9 bolt. Will be nice to have for future tough situations.
K**I
Las compré para inoxidables y se soporta las cargas como todo con el uso prolongado van perdiendo filo pero dura bastante para su precio
G**.
Punte di ottima qualità, solo una a distanza di tempo si è spezzata. Ho scritto al venditore, il quale ha provveduto tempestivamente a inviarmi il ricambio. Venditore serio e professionale.
C**6
La boite est assez qualitative et répond à ce qu'on lui demande. Les forets sont de très bonne facture et cela se confirme à l'usage. La coupe, que ce soit à l'entame ou pendant le percage, est très bonne. Il faut pour cela respecter les vitesses de perçage et parfois, l'utisation d'un lubrifiant de coupe sera nécessaire,, il serait urgent que les utilisateurs de forets sachent cela au lieu d'incriminer le foret. Un foret a casser, sans raison apparente. Après conact avec le vendeur, Stroton, un envoi de rechange m'a été envoyé très rapidement. Merci pour la réactivité et le sérieux de ce vendeur/marque.
B**K
Strong drill bits and last for a long time
Trustpilot
1 week ago
1 month ago