Screwdriving operation
Place the point of the driver bit in the screw head and apply pressure t o the tool. Start the tool slowly and then increase the speed gradually. Release the trigger as soon as the clutch cuts in.
NOTE :
.Make sure that the driver bit is inserted st:raight in the screw head, or the screw and/or bit may be damaged.
When driving wood screws, predrill pilot holes to make driving easier and to pre- vent splitting of the workpiece. See the chart.
Nominal diameter of | Recommended size |
wood screw (mm) | of pilot hole Wnm) |
3.1 (1/8”) | 2.0 | - 2 . 2 | |
15/64” | - 3/32’,) | ||
I | ’ |
| |
3 . 5 19/64”) | 2.2 | - 2.5 | |
(3/32” - 3/32”) | |||
|
I | ’ | |
5.1 (13164”) | 3.3 ~3.6 | |
1118’’ - 9/64‘,) | ||
|
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