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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Imperial M35 5% Cobalt Drill Bits Set (1/16-1/2 Inch,17PCS) for Hard Metal and Stainless Steel

Imperial M35 5% Cobalt Drill Bits Set (1/16-1/2 Inch,17PCS) for Hard Metal and Stainless Steel

Product ID: 509326611

Details

Cutting angle string
135 Degrees
Cutting diameter
0.5 Inches
Finish type
High Speed
Material
Cobalt
Shank type
3-flats Round

🔥68 HRC Rockwell Hardness for heat resistance

⏱️3x faster drilling speed

⚙️5% Cobalt Steel for extreme durability

₨34806

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Description

⚡ Drill Like a Pro, Last Like a Legend

VERSATILE 17 PIECE RANGE - From 1/16 to 1/2 inch, perfect for metals, plastics, wood, and more—your all-in-one solution.
PROFESSIONAL GRADE PERFORMANCE - Ideal for mechanical maintenance and heavy-duty projects—because your tools should work as hard as you do.
MAXIMIZE EFFICIENCY LONGEVITY - Drill faster and longer with bits that outlast standard HSS, reducing your cost per hole.
UNMATCHED HEAT WEAR RESISTANCE - Premium 5% cobalt alloy ensures your bits stay sharp and cool under pressure.
PRECISION TRIPLE GROUND CUTTING EDGE - Engineered for clean, chip-free holes in stainless steel and hardened metals.

The Imperial M35 5% Cobalt Drill Bits Set features 17 precision-engineered bits made from premium cobalt steel with a 68 HRC rating, delivering superior heat and wear resistance. Designed for high-speed, chip-free drilling through stainless steel, hardened metals, plastics, and wood, this set offers up to three times faster drilling speeds and exceptional durability, making it the ultimate choice for professionals seeking efficiency and long tool life.

Specifications

ASIN	B09MRW8399
Best Sellers Rank	47,494 in DIY & Tools ( See Top 100 in DIY & Tools ) 375 in Drill Bit Sets
Brand	STROTON
Country Of Origin	China
Customer Reviews	4.6 4.6 out of 5 stars (557)
Cutting Angle String	135 Degrees
Cutting Diameter	0.5 Inches
Finish Types	High Speed Steel,Stainless Steel
Item Dimensions	18 x 13 x 4 centimetres
Manufacturer	STROTON Ltd
Manufacturer Part Number	Cobalt 6 series bits inch 1/16-1/2
Material	Cobalt
Minimum Bore Diameter	0.06 Inches
Model Number	Cobalt 6 series bits inch 1/16-1/2
Number of Flutes	2
Number of Packs	1
Number of Pieces	17
Point Style	Split Point
Set Name	17 Piece Cobalt Steel Twist Drill Bit Set
Shank Type	3-flats,Round
Surface Recommendation	Metal, Plastic, Wood
Tool Flute Type	Spiral
UPC	643459994935
Unit Count	1.0 count

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

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₨34806

Duties & taxes included

In stock

Sold byAmazon Sri LankaDelivered 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 Sri Lanka.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

Abdullah B.

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

3 weeks ago

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