Drill body material:
40CR
Alloy material:
YG8C
Product hardness:
46-51 HRC
Surface treatment:
Sandblasting, Oiling
Groove type:
Double groove
Surface color:
Silver the true color of the metal
Applicable material:
Cement, Brick, Concrete, Tone
Applicable equipment:
Electric hammer
Service life:
test about 80-120 holes
of granite stone continuously
(subject to the actual situation of the guests)
Diameter * length(mm)
Ctns qty(PCS)