Fastener Products

High Bit　HBTⅡ

For steel plate

HBTⅡ

Open chart in PDF

Specification
 Unit：mm
Item no. Diameter Recommended
board thickness		 Recommended insert
HBTⅡ-15 15.0 Below 2.0 DP-3020/PH-3030/DM-3040/DM-3050
HBTⅡ-16 16.0 Below 2.0 KP-3020/KPZ-3020/KM-3030/KMZ-3030/
SH-3040/SH-3050/SHZ-3040/SHZ-3050/
SHD-3025/SHD-3050/DD-3050
HBTⅡ-22 22.0 Below 2.0 SH-4055/SHZ-4055/SHD-4025
Recommended RPM
Unit：RPM
Item no. Low carbon steel / mild steel (S15C / SS400) Carbon steel（S45C・S50C） Alloy steel (SNCM)
HBTⅡ-15 760〜1,200 530〜800 460〜700
HBTⅡ-16 720〜1,200 500〜800 440〜700
HBTⅡ-22 520〜1,000 360〜600 320〜500
※If the plate thickness is 2.0 mm, use the lower limit of the above revolutions per minute as a guide.
※Be sure to use cooling oil when drilling carbon steel or alloy steel.

Drill Bit Extension
 Unit：mm
Item no. Full length Shape of shank
GRB-350 350 Triangle shank (12mm)
GRB-450 450 Triangle shank (12mm)
GRB-550 550 Triangle shank (12mm)
GRB-550SDS 550 SDS-plus shank

※Be sure to use in rotation mode. Use in vibration / hammer mode will cause product damage.
※The shank part is not included in the full length.