Steel Countersink Bit
HSS 4241 Cylindrical Shank Best Countersink Drill Bit with 90 Degree Cutting Angle
- Smooth, straight shank allows for easy attachment.
- Three-flute designed to reduce clogging, improve clearance and be chatter-free.
- HSS 4241 material increases hardness.
- Can be used as a deburring tool.
- Superior cutting in metal.
- Product Details
- Factory
- Material
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Product Description
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More Choice For You: Home > Countersink Drill Bit
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Product Name
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HSS 4241 Cylindrical Shank Best Countersink Drill Bit with 90 Degree Cutting Angle
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Size
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0,1,3,5,6,7
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Material
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HSS 4241
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Flute Type
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3 Flute
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Cutting Angle
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90°（Also have 120°,62°, 82° ）
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Shank
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Cylindrical Shank (Also have Hex Shank, Morse Taper Shank)
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Handle Type
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Gold with Silver
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Package
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6pcs in one plastic box
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Feature
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1. Smooth, straight shank allows for easy attachment 2. Three-flute designed to reduce clogging, improve clearance and be chatter-free
3. HSS 4241 material increases hardness
4. Can be used as a deburring tool
5. Superior cutting in metal
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Size
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L1 (mm)
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L2 (mm)
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D1 (mm)
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D2 (mm)
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Type
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6.3×60°
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45
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6.3
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6.3
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5
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Ⅰ
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8×60°
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50
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8.0
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8
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6
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10.4×60°
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50
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10
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10.4
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6
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12.5×60°
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56
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11.2
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12.5
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8
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16×60°
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63
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14
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16
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10
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20×60°
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67
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17
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20
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10
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25×60°
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71
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21.5
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25
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10
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30×60°
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73
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26
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30
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12
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31×60°
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73
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27
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31
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12
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35×60°
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82
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31
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35
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12
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40×60°
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92
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36
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40
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12
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Ⅱ
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50×60°
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100
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45
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50
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12
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60×60°
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120
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54
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60
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12
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4.6×60°
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40
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3.5
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4.3
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4
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Ⅰ
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5×90°
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40
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4
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5
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4
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5.3×90°
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40
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4
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5.3
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4
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5.8×90°
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45
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4.5
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5.8
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5
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6×90°
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45
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4.5
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6
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5
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6.3×90°
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45
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5.0
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6.3
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5
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7×90°
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50
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5.0
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7
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6
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7.3×90°
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50
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5.6
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7.3
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6
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8×90°
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50
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5.6
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8
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6
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Size
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L1 (mm)
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L2 (mm)
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D1 (mm)
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D2 (mm)
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Type
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8.3×90°
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50
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6
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8.3
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6
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Ⅰ
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9.4×90°
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50
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6.7
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9.4
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6
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10×90°
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50
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7.1
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10
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6
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10.4×90°
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50
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7.1
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10.4
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6
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11.5×90°
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56
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7.5
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11.5
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8
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12.4×90°
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56
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8
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12.4
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8
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13.4×90°
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56
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8.5
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13.4
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8
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15×90°
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60
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9
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15
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10
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16.5×90°
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60
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10
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16.5
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10
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19×90°
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63
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11.2
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19
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10
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20.5×90°
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63
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12.5
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20.5
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10
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23×90°
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67
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13.2
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23
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10
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25×90°
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67
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15
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25
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10
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26×90°
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67
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15
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26
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10
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28×90°
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71
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16
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28
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12
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30×90°
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71
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18
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30
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12
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31×90°
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71
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18
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31
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12
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35×90°
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82
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21
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35
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12
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Ⅱ
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40×90°
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92
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23
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40
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12
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50×90°
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100
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28.5
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50
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12
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60×90°
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120
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33.8
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60
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12
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* Custom-tailor would be available against customers’ requirements
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