Dormer A777 HSCo Heavy-Duty Jobber Drill 1/8in OL:65mm WL:36mm
A777 Imperial Cobalt Jobber Drill Bits have a heavy-duty, 135° split point for use when greater heat is generated during drilling, e.g on higher tensile tougher materials and in particular the Aerospace Industry.
Specification
Flute Geometry: Standard Helix, Right hand spiral, Thick Web
Point Angle:
0.30 mm - 0.95 mm 118° Conical point
1.00 mm to 1.40 mm inclusive 135° 4 facet point
1.50 mm and above 135° split point sizes (Split point geometry to NAS 907 Areospace Specification type P3 Point)
Surface Treatment: Bronze
Material: HSCo Cobalt steel
DIN 338 RN / BS328 / ISO 235
Tip diameter: 1/8in.
Working length: 36mm.
Overall length: 65mm.
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Delivery & Returns
Delivery & Returns
Delivery times vary based on the selected product option. As we operate from multiple locations, despatch may take longer if the item is stored in a specific location. Check the options below for available shipping methods, costs, and estimated delivery times.*
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from Paignton (TQ4 7AU)

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30-day no-hassle return policy
- Return or exchange within 30 days of delivery
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Specifications
Specifications
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SubcategoryPower Tool Accessories
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TypeDrilling
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CategoriesDrill Bits
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Pack Size1
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Diameter1/8in
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Length65 mm
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Suitable Drilling ApplicationsMetal
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Drill Bit TypeHSS
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Shank TypeStraight Shank