3 Cutter flute design、Longer lifespan
The perfect rounder holes
The depth of drilling hole is sufficient.
(Drilling & hitting) Proceed sequential, Easy to use
For ROTARY HAMMERS SDS-PLUS use
For ceiling use, simple for drilling and construction
The tip of drilling bit is wear-resistant WC
Excellent and top RD team, 3-cutter flute design
For ceiling use
Simple and easy to use
Special Design - Special three-cutter designed to CUT. Sustainable special design resistant to breakage.
Inserted Type - Narrow width of the cutter on inserted type deteriorate wear.
Special Design - 25% dust-removal efficiency enhanced.
Inserted Type - Narrow channel of dust removal of inserted type drill bit.
Step 1. To choose 3030 or 3040 stop drill bit (for ceiling use)
Step 2. After drilling, directly put the socket and expansion anchor bolt on the drill bit then switch to the hammer state to install
Step 3. Can be used with dust cover
Slow down the drill speed
Required vibration mode while drilling
Required hammer mode while hitting