Sutton C105 90° Three Flute Countersink Bit - HSS1

Sutton C105 90° Three Flute Countersink Bit - HSS2

Sutton C105 90° Three Flute Countersink Bit - HSS3

Specifications +

Range (mm): 4-10
d2 (mm): 6.35
l1 (mm): 43
Pack Quantity: 1
Designation: N
Material: High Speed Steel
Finish: Bright
Standard: Sutton
Point Type: 90°

Application +

Optimal for Steel - Non-alloy, cast & free cutting (~ 0.15 %C)- 125 HB
Optimal for Steel - Non-alloy, cast & free cutting (~ 0.45 %C)- 190 HB
Optimal for Steel - Non-alloy, cast & free cutting (~ 0.45 %C)- 250 HB
Optimal for Steel - Non-alloy, cast & free cutting (~ 0.75 %C)- 270 HB
Optimal for Steel - Low alloy & cast < 5% of alloying elements- 180 HB
Optimal for Steel - Low alloy & cast < 5% of alloying elements- 275 HB
Optimal for Steel - High alloy, cast & tool- 200 HB
Optimal for Cast Iron, Grey (GG) - Ferritic / Pearlitic- 180 HB
Optimal for Cast Iron, Grey (GG) – Pearlitic- 260 HB
Optimal for Cast Iron, Nodular (GGG) - Ferritic- 160 HB
Optimal for Cast Iron, Nodular (GGG) – Pearlitic- 250 HB
Optimal for Cast Iron, Malleable - Ferritic- 130 HB
Optimal for Aluminum & Magnesium, wrought alloy - Non Heat Treatable- 60 HB
Optimal for Aluminum & Magnesium, wrought alloy - Heat Treatable- 100 HB
Optimal for Aluminum & Magnesium, cast alloy ≤12% Si - Non Heat Treatable- 75 HB
Optimal for Aluminum & Magnesium, cast alloy ≤12% Si - Heat Treatable- 90 HB
Optimal for Copper & Copper alloys (Brass/Bronze) - Free cutting, Pb > 1 – 110 HB
Optimal for Copper & Copper alloys (Brass/Bronze) - Brass (CuZn, CuSnZn) – 90 HB
Optimal for Copper & Copper alloys (Brass/Bronze) - Bronze (CuSn) – 100 HB
Optimal for Cast Iron – Chilled – 400 HB

Features & Benefits +

Three Flute Countersink 90°
For use on most materials including plastics, non-ferrous & ferrous metals

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Sutton C105 90° Three Flute Countersink Bit - HSS

SKU: A0002658

Type: Countersink

$55.55

Inc. GST

🔧High Speed Steel (HSS)

⚙Sutton 90° Three Flute

📐Multiple Sizes Available

🔩Versatile Industrial Application

🏗Metalworking & Manufacturing

☑High Speed Operation Rated

Available

Product Highlights −

Sutton C105 90° Three Flute Countersink Bitsare manufactured from high-speed steel (HSS) for durability and consistent cutting performance.
The three-flute design ensures smooth, chatter-free countersinking with accurate 90° angles. Suitable for use on steel, aluminium, plastics, and general engineering materials in workshop and industrial applications.

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Specifications +

Range (mm): 4-10
d2 (mm): 6.35
l1 (mm): 43
Pack Quantity: 1
Designation: N
Material: High Speed Steel
Finish: Bright
Standard: Sutton
Point Type: 90°

Application +

Optimal for Steel - Non-alloy, cast & free cutting (~ 0.15 %C)- 125 HB
Optimal for Steel - Non-alloy, cast & free cutting (~ 0.45 %C)- 190 HB
Optimal for Steel - Non-alloy, cast & free cutting (~ 0.45 %C)- 250 HB
Optimal for Steel - Non-alloy, cast & free cutting (~ 0.75 %C)- 270 HB
Optimal for Steel - Low alloy & cast < 5% of alloying elements- 180 HB
Optimal for Steel - Low alloy & cast < 5% of alloying elements- 275 HB
Optimal for Steel - High alloy, cast & tool- 200 HB
Optimal for Cast Iron, Grey (GG) - Ferritic / Pearlitic- 180 HB
Optimal for Cast Iron, Grey (GG) – Pearlitic- 260 HB
Optimal for Cast Iron, Nodular (GGG) - Ferritic- 160 HB
Optimal for Cast Iron, Nodular (GGG) – Pearlitic- 250 HB
Optimal for Cast Iron, Malleable - Ferritic- 130 HB
Optimal for Aluminum & Magnesium, wrought alloy - Non Heat Treatable- 60 HB
Optimal for Aluminum & Magnesium, wrought alloy - Heat Treatable- 100 HB
Optimal for Aluminum & Magnesium, cast alloy ≤12% Si - Non Heat Treatable- 75 HB
Optimal for Aluminum & Magnesium, cast alloy ≤12% Si - Heat Treatable- 90 HB
Optimal for Copper & Copper alloys (Brass/Bronze) - Free cutting, Pb > 1 – 110 HB
Optimal for Copper & Copper alloys (Brass/Bronze) - Brass (CuZn, CuSnZn) – 90 HB
Optimal for Copper & Copper alloys (Brass/Bronze) - Bronze (CuSn) – 100 HB
Optimal for Cast Iron – Chilled – 400 HB

Features & Benefits +

Three Flute Countersink 90°
For use on most materials including plastics, non-ferrous & ferrous metals

Payment & Security

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.