Drills Tools
Counterbore with Drill - For Machine Screw ดอกเจาะฝังสกรู
รายละเอียด • Homotreatment ( เคลือบดำ� ) • 118 degree point drill
• High Speed Steel • For Machine Screw
Size
mm
Order No.
d
D
ℓ 1
ℓ
L
Ds
3.4 4.5 5.5 6.6 9.0
6.4 8.4
13 18 22 25 28
25 65 30 70 35 80 40 85 45 90
6 6 8
3SS-M3 3SS-M4 3SS-M5 3SS-M6 3SS-M8
10.4 12.5 16.5
10 12
Counterbore with Straight Shank ดอกเจาะฝังสกรู
Number of Flutes
Helix Angle
Surface Treatment
CBJS / CBS Counterbore with Straight Shank
12°
4
R
• Counterboring for hexagonal socket bolts • All models TiN coated
For Millimeter Size
For Millimeter Size
(Unit : mm)
(Unit : mm)
Size
Size
Shank Dia. d
Guide Dia. D1
Guide length ℓ1
Flute length ℓ2
Shank length ℓ3
Overall length L
Shank Dia. d
Guide Dia. D1
Guide length ℓ1
Flute length ℓ2
Shank length ℓ3
Overall length L
Order No.
Order No.
Nominal size
Dia. D2
Nominal size
Dia. D2
M3 6.5 6 3.2 3
7 27 37
M12 20.0 12 13.0 12 20 46 83 M14 23.0 12 15.9 14 20 51 90 M16 26.0 16 16.5 16 22 48 100 M18 28.0 16 18.5 18 24 48 104 M20 30.0 16 21.0 21 26 48 109
CBJS03 CBJS04 CBJS05 CBJS06 CBJS08 CBJS10
CBJS12 CBJS14 CBS16 CBS18 CBS20
M4 8.0 6 4.3 4 10 30 44 M5 9.5 6 5.3 5 13 28 51 M6 11.0 8 6.4 6 15 32 58 M8 14.0 10 8.4 8 16 38 67 M10 17.5 12 10.5 10 16 43 74
Counterbore with Morse Taper Shank ดอกเจาะฝังสกรู
Number of Flutes
Helix Angle
Surface Treatment
CBT Counterbores with Morse Taper Shank
12°
4
R
• Counterboring for hexagonal socket bolts • All models TiN coated
For Metric Size Order No.
Size (mm)
Nominal Size D2 No.
D1
ℓ1 ℓ2
L
10 12 14 16 18 20 22 24 30 36 42 45 48
16.8 MT1 10.3 10 16 101.5 18.8 MT1 12.4 12 18 106.5 24.0 MT1 14.4 14 20 110.5 26.0 MT2 16.5 16 22 130.5 28.0 MT2 18.5 18 24 134.5 30.0 MT2 21.0 21 26 138.5 32.0 MT2 23.0 23 28 142.5 36.0 MT3 25.0 25 32 170 45.0 MT3 31.5 31 38 182 53.0 MT3 37.5 37 44 196 59.0 MT3 44.0 44 52 210 64.0 MT4 47.0 47 55 243 67.0 MT4 50.0 50 58 249
CBT10 CBT12 CBT14 CBT16 CBT18 CBT20 CBT22 CBT24 CBT30 CBT36 CBT42 CBT45 CBT48
MT. No
ℓ 2
ℓ
L
※ Right helix 12°
JSR Entech Catalogue 611 jetco@jet.co.th
jet@jet.co.th
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