Drillco® Combined Centre Drill & Countersink, #7, 1/4" Small Diameter, 5/8" Large Diameter, High Speed Steel Take-Out Containers Premium reinforcement enhances durability and

Premium reinforcement enhances durability and safety during use

: 565-1100 ft-lbs

- Constructed from durable materials to ensure longevity and reliability in performance

Heat-treated socket base for durability

Drillco® Combined Centre Drill & Countersink, #7, 1/4" Small Diameter, 5/8" Large Diameter, High Speed Steel Take-Out Containers Premium reinforcement enhances durability andWhen metal parts are machined on centres as in turning or cylindrical grinding, it is always necessary to drill and countersink the centre holes to serve as seats or bearings in the machine centres Specifications Material High Speed Steel Number Size #7 Small Diameter 1 4" Decimal Size 0. 25" Large Diameter 5 8" Countersink Angle 60 Overall Length 6" Finish Bright Type Plain Country Of Origin China