WildBossy M35 5% Cobalt Drill Bits Set 115 Pieces Straight Shank Jobber Twist Drill Bits For Stainless Steel Hard Metal And Cast Iron
Why you'll like it
- Enhanced Durability — M35 cobalt steel alloy with 5 percent cobalt content delivers up to 12 times longer lifespan compared to standard high-speed steel bits.
- Precise Starting — 135-degree split point tip prevents walking and enables immediate contact drilling on hard surfaces.
- Secure Grip — 3-flat shank design prevents slippage inside the drill chuck for stable and accurate performance.
- Versatile Application — Professional grade construction effortlessly cuts through stainless steel, cast iron, hard metals, wood, and plastics.
- Organized Storage — Heavy-duty folding metal indexed storage case keeps all 115 pieces systematically sorted and protected.
Product details
Description
Upgrade your metalworking and DIY projects with the WildBossy M35 5% Cobalt Drill Bits Set, featuring a comprehensive collection of 115 precision-crafted pieces. Engineered from high-speed steel alloyed with 5 percent cobalt and molybdenum, these jobber length twist drill bits achieve a remarkable Rockwell hardness rating up to 67, ensuring superior wear resistance and durability when tackling tough materials.
Designed for high performance, each bit incorporates a 135-degree split point tip that prevents walking on contact for precise placement, alongside a 3-flat shank to secure a firm grip in your drill chuck. The specialized geometry facilitates rapid chip evacuation and optimal heat management during intensive operations.
Ideal for drilling through stainless steel, hardened steel, cast iron, aluminum, wood, and plastics, this extensive set includes fractional sizes, letter sizes, and wire gauge numbers neatly housed in a heavy-duty folding metal indexed storage case.
How to use
- Select the appropriate drill bit size from the indexed storage case and secure it firmly into your drill chuck.
- Apply steady, moderate pressure and maintain controlled drilling speeds when working with stainless steel or hard metals to prevent excessive heat buildup.
- Use cutting fluid or lubricant during metal drilling operations to extend bit lifespan and ensure clean, smooth holes.
- Not recommended for glass or ceramic materials.
Ingredients
M35 High Speed Steel alloy containing 5% Cobalt, Molybdenum, and Titanium surface finish.
As printed by the brand. Check the pack label if you have an allergy.
Specifications
| Brand | WildBossy |
|---|---|
| Ships from | USA (sourced directly), checked in Navi Mumbai |
| Sold by | Dropy.in |
Ratings & reviews
From our customers
FAQs
What materials can be drilled with this M35 cobalt drill bit set?
These drill bits are engineered for high-performance drilling in tough materials including stainless steel, hardened steel, cast iron, aluminum, wood, and plastics. They are not suitable for glass or ceramic surfaces.
What is included in the 115-piece set?
The set features 115 pieces comprising fractional sizes from 1/16 inch to 1/2 inch in 64ths increments, letter sizes from A to Z, and wire gauge numbers from 1 to 60, all housed in an indexed metal case.
Why is 5% cobalt used in these drill bits?
The addition of 5 percent cobalt and molybdenum creates a hardened alloy capable of withstanding extreme high temperatures and friction generated during heavy-duty metal drilling.
Is this product an authentic imported item available in India?
Yes, this is an authentic USA-imported product. Dropy sources items directly from the United States to ensure genuine quality for customers in India.
Do these drill bits require special care during use?
Yes, pay close attention to drilling speed, pressure, and heat control, and use cutting lubricant when working with hard metals to maximize the durability of the bits.
How long will delivery take?
Most orders arrive in 15–20 days: we source each product directly from the USA, check it at our Navi Mumbai warehouse and pack it on video. Items marked Dropy Express ship from our India warehouse and arrive in 3–5 days.
Is cash on delivery available?
Full cash on delivery is available all over India on Dropy Express items. For other orders from ₹2,499 to ₹15,000 you can use Partial COD: pay 25% online now and the rest in cash on delivery.
Are your products genuine?
Yes. Every product is 100% authentic, sourced directly from the USA, quality-checked and packed on video at our Navi Mumbai warehouse.
What if my order arrives damaged or wrong?
Write to us at [email protected] as soon as it arrives. Damaged, wrong or not as described, our Buyer Protection gives you a full refund. The details are in our Return, Refund & Cancellation Policy.
Is delivery free?
Delivery is free on orders from ₹1,499. Below that a ₹79 delivery fee applies.