Triple the work for pre-hole, countersink, fixed screw
|Material(s)||High Carbon Steel|
|Recommended tool(s)||Quick Change Impact Driver (over 14.4v)
Cordless Drill (over 14.4v)
|RPm Range||Less than 3,000 rpm|
|Tip angle||90 degrees|
Pre-hole size：Ｄ Overall Length：L Unit：mm
|Produt No.||Overall Length||Screw Size||Pre-hole Size|
When the screws were tightened directly, dents were made around the screws.
When the bottom of the screw was opened and then tightened, the countersunk head of the screw was neatly seated.