MNS

Operational Guidance

MNS

Operational Guidance for MNS...DB Drills

Flat Face Drilling

Drilling a blind hole

1. Drilling a pilot hole

2. Initial cutting with the long type drill

1. Drilling a pilot hole 2. Initial cutting with the long type drill


3. Drill the deep hole


4. Drill retraction

3. Drill the deep hole 4. Drill retraction

Interruped Drilling

•Drilling and breaking through on irregular faces or angles

1. Spot facing

2. Drilling a pilot hole

1. Spot facing 2. Drilling a pilot hole


3. Initial cutting with the long type drill


4. Drill the deep hole

3. Initial cutting with the long type drill 4. Drill the deep hole


5. Breaking through


6. Drill retraction

5. Breaking through 6. Drill retraction
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