Dormer A7778.0 HSCo heavy-duty jobber drill bit is designed for accurate drilling in metalworking tasks, offering a robust jobber-length format suited to workshop and site use. With an 8.00mm cutting diameter, it’s a practical choice for trade users who need consistent hole sizing for fixings, fabrication and general engineering work.
This A7778.0 metal drill bit features a 75mm working length and 117mm overall length, giving useful reach while remaining easy to control in hand-held drills and pillar drills.
Note: Supplied as 1 x drill bit (8.00mm).
Key Features
8.00mm jobber drill bit: A versatile size for common workshop drilling tasks in metal and similar materials.
Jobber length profile: Balanced overall length for everyday drilling without the extra flex of long-series bits.
75mm working length: Provides practical drilling depth for a wide range of components and sections.
Heavy-duty HSCo design: Built for demanding drilling where durability and heat resistance are important.
Single-piece supply: Ideal for topping up a drill index or replacing a frequently used size.
Specifications at a glance
BrandDormer
ModelA7778.0
Product typeHSCo heavy-duty jobber drill bit
Diameter8.00mm
Working length75mm
Overall length117mm
Pack quantity1
Product weight0.032kg
Comes with
1 x Dormer A777 HSCo Heavy-Duty Jobber Drill Bit (8.00mm)