ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal
ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal
Fast Delivery
Free returns
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Returns
Returns
We accept returns within 30 days of delivery. Items must be unworn, unwashed, and returned with original tags attached.
Care Instructions
Care Instructions
To preserve the beauty of your dress, we recommend gentle hand washing or dry cleaning. Do not bleach. Hang or lay flat to dry. Steam or iron on low heat if needed.
Shipping
Shipping
Orders are processed within 1–3 business days.
- Standard Shipping: 5–9 business days — $3.95
- Express Shipping: 4–7 business days — $9.95
Delivery times are estimates and may vary depending on your location. Tracking information will be provided once your order has been shipped.
Take on tough jobs with confidence. The ProBore M35 Cobalt Drill Bit Set is engineered for precision and power when drilling through stainless steel, hardened metal, cast iron, and more. With 19 round shank bits ranging from 1mm to 10mm, this set delivers consistent results whether you’re a DIYer or a professional tradesperson. Each bit is crafted from M35 high-speed steel with 5% cobalt, offering durability that outlasts standard steel.
Key Features
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19-piece cobalt drill bit set includes 1mm–10mm metric sizes
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Made from durable M35 HSS with 5% cobalt for heat resistance and longevity
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Round straight handle fits most standard drill chucks
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Designed for hard metals like stainless steel, cast iron, and alloy steel
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Comes in a sturdy storage case for organization and portability
Why Choose Our ProBore M35 Cobalt Drill Bit Set
Many bits dull quickly or struggle with harder materials—but ProBore bits are built for endurance and clean performance. The metal drill bit set features precision-ground tips and cobalt reinforcement for cooler drilling and longer lifespan. Whether you’re in the shop or on the job site, it’s a step up in both quality and consistency.
Perfect For (Occasions & Uses)
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Professionals needing reliable bits for tough industrial materials
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DIYers upgrading tools for better performance on home repairs
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Workshop projects involving steel, bolts, or thick metal plates
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Auto or machinery work requiring durable, heat-resistant bits
Built for Strength. Made to Last.
Drill through the toughest materials with ease—choose the ProBore M35 Cobalt Drill Bit Set and get performance that keeps up with your work.

what our customers say about us
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EEmily R.Verified BuyerPerfect for a summer weddingI wore this to my cousin's wedding and felt amazing all day. The fit was exactly as expected, and I received so many compliments. I ordered my usual size S.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 23 2
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OOlivia H.Verified BuyerBeautiful dressReally happy with this purchase. I only wish I had steamed it before trying it on because it arrived with a few wrinkles from shipping.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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SSarah T.Verified BuyerSo flatteringI have a hard time finding dresses that fit my waist properly, but this one was perfect. Very comfortable to wear for several hours.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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CChloe W.Verified BuyerWorth every dollarThe quality surprised me. The material has a nice weight and doesn't feel see-through at all. I'll definitely order another style.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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AAmanda K.Verified BuyerEngagement photo approvedBought this for our engagement photos and couldn't be happier. It looked beautiful in natural light and fit perfectly.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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NNicole B.Verified BuyerRuns slightly roomyI was between sizes and ordered the larger one. It still looked great, but I probably could have gone with my usual size.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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HHannah C.Verified BuyerComfortable all eveningWore this to a formal dinner and didn't have to adjust it once. It stayed comfortable from start to finish.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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MMegan L.Verified BuyerLove the qualityBeautiful stitching and a really elegant design. It feels much more expensive than it actually is.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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RRachel S.Verified BuyerTrue to sizeI followed the size chart and ordered a Medium. It fit exactly the way I wanted.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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AAshley D.Verified BuyerReceived so many complimentsEveryone kept asking where I bought this dress. It's simple, elegant, and easy to accessorize.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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LLauren P.Verified BuyerVacation favoritePacked this for my trip to Italy and wore it twice. It's lightweight, comfortable, and photographs beautifully.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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BBrittany G.Verified BuyerLovely dressThe zipper was a little stiff the first time, but after wearing it once everything worked perfectly. Overall, I'm very happy.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0
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KKayla N.Verified BuyerHelpful customer serviceI wasn't sure which size to buy, so I contacted support first. They recommended a Small, and it fit perfectly.ProBore M35 Cobalt Drill Bit Set – 19-Piece Metric Bits for Stainless Steel & Hard Metal Was this helpful? 0 0