Are these good for make holes in steel material?

Yes，good for drilling steel.Generally, sellers purchase products from the market and sell them on e-commerce platforms. The STROTON drill bits we sell are designed and produced by our factory, including the case, which is unique on the market. This drill bit contains 6% cobalt, which is higher than general products. In addition, STROTON hss drill bits have a secret heat treatment recipe.So They’re good at drilling steel.

Where are these made?

They are made in China. They are very good cobalt drill bits set.It is designed and manufactured by STROTON, different from the similar products in the market.

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Cobalt Drill Bit Set (1/16-1/2 Inch, 17PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood

Product ID: 436854092

Details

Cutting angle string
135 Degrees
Cutting diameter
0.5 Inches
Finish type
High Speed
Material
Cobalt
Shank type
(1/16-7/32:

🔥68 HRC hardness for superior heat resistance

⏱️Runs 2-3x faster than standard bits

⚙️5% premium cobalt steel for max durability

₹ 6921

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Description

⚡ Drill Smarter, Not Harder — Own the Toughest Jobs with Cobalt Power!

PRO TIPS INCLUDED - RPM guidelines and lubrication hacks for perfect stainless steel drilling every time
VERSATILE 17 PIECE RANGE - Covers 1/16 to 1/2 inch for all your metal, wood, and plastic projects
PRECISION SPLIT POINT TIP - Starts drilling instantly with zero walking for flawless accuracy
COST EFFECTIVE PERFORMANCE - Lower cost per hole thanks to extended tool life and faster drilling speeds
UNMATCHED HEAT WEAR RESISTANCE - 5% cobalt alloy ensures long-lasting sharpness even under extreme conditions

The STROTON Cobalt Drill Bit Set features 17 industrial-grade M35 high-speed steel bits with 5% cobalt, delivering exceptional hardness (68 HRC) and heat resistance. Designed for precision and speed, these split-point bits drill through stainless steel, hard metals, wood, and plastics with 2-3x faster performance and longer tool life, making them the ultimate choice for professionals demanding reliability and efficiency.

Specifications

ASIN	B09MRW8399
ASIN	B09MRW8399
Best Sellers Rank	#215,226 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #889 in Power Drill Bit Sets
Brand Name	STROTON
Customer Reviews	4.5 4.5 out of 5 stars (546)
Customer reviews	4.5 4.5 out of 5 stars (546)
Cutting Angle String	135 Degrees
Cutting Diameter	0.5 Inches
Date First Available	24 April 2022
Finish Types	High Speed Steel,Stainless Steel
Item Dimensions	18 x 13 x 4 centimeters
Item model number	Cobalt 6 series bits inch 1/16-1/2
Manufacturer	STROTON Ltd
Manufacturer	STROTON Ltd
Material Type	Cobalt
Minimum Bore Diameter	0.06 Inches
Model	Cobalt 6 series bits inch 1/16-1/2
Number of Flutes	2
Number of Pieces	17
Part Number	Cobalt 6 series bits inch 1/16-1/2
Point Style	Split Point
Product Dimensions	18 x 13 x 4 cm; 516 g
Set Name	17-Piece Set
Shank Type	(1/16-7/32: Round Shank) (1/4-1/2: 3-Flat Shank)
Surface Recommendation	Metal, Plastic, Wood
Tool Flute Type	Spiral
UPC	643459994935
Unit Count	1 Count

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Yes, all products are sourced from reputable international marketplaces in US, UK, and UAE. We have a robust verification process to ensure product authenticity, and each item is inspected at our warehouse before shipping to customers. Every product comes with applicable warranties and our standard return policy for your peace of mind.

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We typically deliver within 4-9 business days to major Indian cities. Each order is trackable end-to-end through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

Why are prices different from Amazon prices?+

All products are sourced from US, UK, and UAE. Our prices include international shipping costs, customs duties, payment processing fees and logistics handling to ensure smooth delivery to India. We handle all customs clearance so you don't face any hidden charges later.

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The MOLLE sheath is of exceptional quality. Very happy with my purchase.

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₹ 6921

Duties & taxes included

In stock

Sold byAmazon IndiaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to India.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

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