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Price
$65.99
Countersink Drill Bit M35 Set, DARTOTEK HSS 3 Flutes 90 Degrees Chamfering Tool Cobalt-plated Ø 6.3-20.5 mm Countersink and Deburrer Set for Stainless Steel, Aluminium Metal and Wood — image 1
Drill Bit SetsDARTOTEK✓ In stock

Countersink Drill Bit M35 Set, DARTOTEK HSS 3 Flutes 90 Degrees Chamfering Tool Cobalt-plated Ø 6.3-20.5 mm Countersink and Deburrer Set for Stainless Steel, Aluminium Metal and Wood

$65.99

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About this item
  • 【Specifications】Product Name: Countersink Drill; Type: 3 Flute 90°;Diamiter Size:6.3/8.3/10.4/12.4/16.5/20.5mm;Total length:45/50/50/56/60/63MM; Blade length:6/8/9/10/13/17MM;Material: HSS Stainless Steel;Quantity: 6PCS.
  • 【Wide application】countersink set Suitable for various materials, including stainless steel (up to 2mm), Iron, copper, aluminium and other metals, wood and plastics, this set is designed to meet all your project needs.
  • 【Functional features】Our high-performance countersinks have a 90° countersink angle,Reliable and precise countersinking in all common materials such as steel, cast steel and non-ferrous metals, the most common sizes from Ø 6.3 mm to 20.5 mm.
  • 【Applicable machines】Universal round shank for most power tools such as electric drills and bench drills, please be careful to drill vertically when using, do not swing from side to side. The speed of drilling should not be too fast, do not press too hard to avoid breakage.
  • 【High quality】M35 high-speed steel material is treated with cobal plating on the surface of Countersink Drill Bits to improve cutting performance, increase hardness, wear resistance, durability and corrosion resistance.
Product details
Brand
DARTOTEK
Manufacturer
DARTOTEK
Material
High Speed Steel (HSS)
Size
M35(6.3/8.3/10.4/12.4/16.5/20.5mm)
Part number
DK2-O042403L01

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10 Trustpilot reviews total, with 2 shown at a time.

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Excellent
4.5 average rating
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S
Sigalit
🇮🇱 · January 2026

I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
🇦🇺 · November 2025

The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

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