(D4542) Premium HSS Cobalt (High Performance Jobber Drill) for Steel (TiN Coated)
- SKU
- D4542020
Key features
- Premium HSS Co8 construction with superior TiN coating
- Helical thinning promotes chip removal and self-centring
- Reinforced web increases drill rigidity
Made in South Korea
Steel drilling focus
Designed for high-speed drilling across steel applications, with suitability for cast iron, aluminium and tool steels.
Rigid jobber design
A reinforced web and jobber length provide added rigidity for approximately 4D to 5D drilling.
Accurate chip control
Helical thinning improves chip removal while supporting self-centring action and reduced thrust.
| SKU | Drill Diameter (mm) | Overall length (mm) | Stock | Price | Qty | Add |
|---|---|---|---|---|---|---|
| D4542020 | 2 | 56.0 | Quantity unavailable | $12.40 | ||
| D4542021 | 2.1 | 56.0 | 1-2 Weeks | $14.40 | ||
| D4542022 | 2.2 | 59.0 | 1-2 Weeks | $14.40 | ||
| D4542023 | 2.3 | 59.0 | 1-2 Weeks | $14.40 | ||
| D4542024 | 2.4 | 62.0 | 1-2 Weeks | $14.40 | ||
| D4542025 | 2.5 | 62.0 | In stock | $12.40 | ||
| D4542026 | 2.6 | 62.0 | 1-2 Weeks | $13.90 | ||
| D4542027 | 2.7 | 65.0 | 1-2 Weeks | $13.90 | ||
| D4542028 | 2.8 | 65.0 | 1-2 Weeks | $13.90 | ||
| D4542029 | 2.9 | 65.0 | 1-2 Weeks | $13.90 | ||
| D4542030 | 3 | 65.0 | In stock | $11.50 | ||
| D4542031 | 3.1 | 68.0 | 1-2 Weeks | $14.50 | ||
| D4542032 | 3.2 | 68.0 | In stock | $14.50 | ||
| D4542033 | 3.3 | 68.0 | In stock | $14.50 | ||
| D4542034 | 3.4 | 71.0 | 1-2 Weeks | $14.50 | ||
| D4542035 | 3.5 | 71.0 | In stock | $14.50 | ||
| D4542036 | 3.6 | 71.0 | 1-2 Weeks | $17.30 | ||
| D4542037 | 3.7 | 71.0 | In stock | $17.30 | ||
| D4542039 | 3.9 | 75.0 | 1-2 Weeks | $17.30 | ||
| D4542040 | 4 | 75.0 | Low stock | $15.50 | ||
| D4542041 | 4.1 | 87.0 | 1-2 Weeks | $20.70 | ||
| D4542042 | 4.2 | 87.0 | In stock | $18.80 | ||
| D4542043 | 4.3 | 91.0 | 1-2 Weeks | $20.70 | ||
| D4542044 | 4.4 | 91.0 | 1-2 Weeks | $20.70 | ||
| D4542045 | 4.5 | 91.0 | In stock | $24.20 | ||
| D4542046 | 4.6 | 91.0 | 1-2 Weeks | $24.20 | ||
| D4542047 | 4.7 | 91.0 | In stock | $24.20 | ||
| D4542048 | 4.8 | 96.0 | Low stock | $24.20 | ||
| D4542049 | 4.9 | 96.0 | In stock | $24.20 | ||
| D4542051 | 5.1 | 96.0 | Low stock | $21.90 | ||
| D4542052 | 5.2 | 96.0 | Low stock | $25.00 | ||
| D4542053 | 5.3 | 96.0 | 1-2 Weeks | $28.00 | ||
| D4542054 | 5.4 | 101.0 | 1-2 Weeks | $28.00 | ||
| D4542055 | 5.5 | 101.0 | In stock | $25.00 | ||
| D4542056 | 5.6 | 101.0 | 1-2 Weeks | $32.00 | ||
| D4542057 | 5.7 | 101.0 | 1-2 Weeks | $32.00 | ||
| D4542058 | 5.8 | 101.0 | 1-2 Weeks | $32.00 | ||
| D4542059 | 5.9 | 101.0 | 1-2 Weeks | $32.00 | ||
| D4542060 | 6 | 101.0 | In stock | $28.80 | ||
| D4542061 | 6.1 | 107.0 | 1-2 Weeks | $32.20 | ||
| D4542062 | 6.2 | 107.0 | 1-2 Weeks | $32.20 | ||
| D4542064 | 6.4 | 107.0 | 1-2 Weeks | $32.20 | ||
| D4542065 | 6.5 | 107.0 | In stock | $28.80 | ||
| D4542067 | 6.7 | 107.0 | 1-2 Weeks | $32.40 | ||
| D4542068 | 6.8 | 113.0 | In stock | $32.40 | ||
| D4542069 | 6.9 | 113.0 | 1-2 Weeks | $32.40 | ||
| D4542070 | 7 | 113.0 | Restocking est 10 Sep 2026 | $30.60 | ||
| D4542072 | 7.2 | 113.0 | 1-2 Weeks | $33.60 | ||
| D4542074 | 7.4 | 113.0 | 1-2 Weeks | $33.60 | ||
| D4542075 | 7.5 | 113.0 | In stock | $33.60 | ||
| D4542077 | 7.7 | 119.0 | 1-2 Weeks | $37.60 | ||
| D4542078 | 7.8 | 119.0 | 1-2 Weeks | $37.60 | ||
| D4542080 | 8 | 119.0 | In stock | $32.30 | ||
| D4542081 | 8.1 | 125.0 | 1-2 Weeks | $38.40 | ||
| D4542083 | 8.3 | 125.0 | 1-2 Weeks | $38.40 | ||
| D4542084 | 8.4 | 125.0 | 1-2 Weeks | $38.40 | ||
| D4542085 | 8.5 | 125.0 | In stock | $39.90 | ||
| D4542087 | 8.7 | 131.0 | 1-2 Weeks | $42.90 | ||
| D4542088 | 8.8 | 131.0 | In stock | $42.90 | ||
| D4542089 | 8.9 | 131.0 | 1-2 Weeks | $42.90 | ||
| D4542090 | 9 | 131.0 | In stock | $42.90 | ||
| D4542092 | 9.2 | 131.0 | 1-2 Weeks | $47.90 | ||
| D4542093 | 9.3 | 131.0 | In stock | $47.90 | ||
| D4542094 | 9.4 | 131.0 | 1-2 Weeks | $47.90 | ||
| D4542095 | 9.5 | 131.0 | In stock | $47.90 | ||
| D4542096 | 9.6 | 137.0 | 1-2 Weeks | $53.90 | ||
| D4542097 | 9.7 | 137.0 | 1-2 Weeks | $53.90 | ||
| D4542098 | 9.8 | 137.0 | 1-2 Weeks | $53.90 | ||
| D4542100 | 10 | 137.0 | In stock | $45.60 | ||
| D4542101 | 10.1 | 144.0 | In stock | $55.40 | ||
| D4542102 | 10.2 | 144.0 | Low stock | $55.40 | ||
| D4542103 | 10.3 | 144.0 | 1-2 Weeks | $55.40 | ||
| D4542105 | 10.5 | 144.0 | In stock | $60.50 | ||
| D4542106 | 10.6 | 144.0 | 1-2 Weeks | $61.00 | ||
| D4542107 | 10.7 | 151.0 | 1-2 Weeks | $61.00 | ||
| D4542108 | 10.8 | 151.0 | 1-2 Weeks | $61.00 | ||
| D4542109 | 10.9 | 151.0 | 1-2 Weeks | $61.00 | ||
| D4542110 | 11.1 | 151.0 | Low stock | $68.20 | ||
| D4542112 | 11.2 | 151.0 | In stock | $68.20 | ||
| D4542113 | 11.3 | 151.0 | 1-2 Weeks | $68.20 | ||
| D4542115 | 11.5 | 151.0 | Low stock | $62.50 | ||
| D4542117 | 11.7 | 151.0 | 1-2 Weeks | $73.80 | ||
| D4542118 | 11.8 | 151.0 | 1-2 Weeks | $73.80 | ||
| D4542120 | 12 | 158.0 | Low stock | $68.20 | ||
| D4542121 | 12.1 | 158.0 | 1-2 Weeks | $80.30 | ||
| D4542122 | 12.2 | 158.0 | 1-2 Weeks | $80.30 | ||
| D4542123 | 12.3 | 158.0 | 1-2 Weeks | $80.30 | ||
| D4542124 | 12.4 | 158.0 | 1-2 Weeks | $80.30 | ||
| D4542125 | 12.5 | 158.0 | 1-2 Weeks | $74.00 | ||
| D4542126 | 12.6 | 158.0 | 1-2 Weeks | $102.40 | ||
| D4542127 | 12.7 | 158.0 | 1-2 Weeks | $102.40 | ||
| D4542129 | 12.9 | 158.0 | 1-2 Weeks | $102.40 | ||
| D4542130 | 13 | 158.0 | Low stock | $102.40 | ||
| D4542135 | 13.5 | 150.0 | Low stock | $106.80 | ||
| D4542140 | 14 | 150.0 | 1-2 Weeks | $106.80 | ||
| D4542141 | 14.1 | 155.0 | 1-2 Weeks | $117.40 | ||
| D4542145 | 14.5 | 155.0 | 1-2 Weeks | $106.80 | ||
| D4542150 | 15 | 161.0 | In stock | $106.80 | ||
| D4542155 | 15.5 | 166.0 | 1-2 Weeks | $128.10 | ||
| D4542160 | 16 | 166.0 | In stock | $128.10 | ||
| D4542165 | 16.5 | 172.0 | Low stock | $148.80 | ||
| D4542170 | 17 | 172.0 | 1-2 Weeks | $148.80 | ||
| D4542175 | 17.5 | 178.0 | 1-2 Weeks | $182.50 | ||
| D4542176 | 17.6 | 178.0 | 1-2 Weeks | $200.70 | ||
| D4542180 | 18 | 178.0 | Low stock | $182.50 | ||
| D4542190 | 19 | 194.0 | 1-2 Weeks | $188.70 | ||
| D4542195 | 19.5 | 201.0 | 1-2 Weeks | $209.10 | ||
| D4542200 | 20 | 201.0 | Low stock | $232.80 | ||
| D4542205 | 20.5 | 204.0 | 1-2 Weeks | $253.10 | ||
| D4542210 | 21 | 204.0 | 1-2 Weeks | $253.10 | ||
| D4542220 | 22 | 208.0 | Low stock | $269.00 | ||
| D4542235 | 23.5 | 212.0 | 1-2 Weeks | $326.10 | ||
| D4542250 | 25 | 220.0 | 1-2 Weeks | $326.10 | ||
| D4542255 | 25.5 | 225.0 | 1-2 Weeks | $338.20 | ||
| D4542265 | 26.5 | 225.0 | 1-2 Weeks | $373.60 | ||
| D4542280 | 28 | 230.0 | 1-2 Weeks | $373.60 | ||
| D4542290 | 29 | 235.0 | 1-2 Weeks | $401.60 | ||
| D4542310 | 31 | 240.0 | 1-2 Weeks | $465.00 |
Add (D4542) Premium HSS Cobalt (High Performance Jobber Drill) for Steel (TiN Coated) to comparison
View Comparison- Overview
- Specifications
- Reviews
YG-1 D4542 Premium HSS Co8 HPD twist drill is a TiN-coated jobber drill for steels. It is designed for high-speed drilling in mild steels, cast iron, aluminium, alloyed steels and tool steels. Helical thinning supports chip removal, self-centring action, reduced thrust and improved drilling accuracy. Its reinforced web and jobber length increase rigidity for drilling depths of approximately four to five diameters. Premium cobalt HSS and a superior TiN coating support higher speed and feed performance. The design also supports longer tool life, high-quality surface finish and productive drilling operations.
This D4542 variant family covers metric drill diameters from 2.00 mm to 16.00 mm. Choose it for steel-focused production work requiring a rigid, self-centring HSS cobalt jobber drill. TiCN and TiAlN alternatives are identified separately within the wider D4542 drill family.
- Premium HSS Co8 construction with superior TiN coating
- Helical thinning promotes chip removal and self-centring
- Reinforced web increases drill rigidity
- Jobber length supports approximately 4D to 5D drilling
- Suitable for mild steels cast iron aluminium alloyed steels and tool steels
- Metric diameters from 2.00 mm to 16.00 mm in this variant family
No specifications available.
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