Diamond core drill bit 1.OEM product,competitive price 2.offer faster penetration and long life 3.good quality,fast drilling

Diamond core drill bit1.OEM product,competitive price2.drilling glass, ceramic, marble and granite stone3.good quality,fast drilling speed 30mm/min

application:

1.for drilling glass, concrete,ceramic, marble and granite stone,concrete and asphalt etc 2.Laser welded can keep its long lifetime

available size: 

Item No.	Diameter(mm/inch)	Arbor	Seg.T	Seg.H	Length
HSDB0025T	1"	5/8"-11 or 1/2Gas	2.0mm	8	4"
HSDB0028T	1-1/8"	5/8"-11 or 1/2Gas	2.0mm	8	4"
HSDB0032T	1-1/4"	5/8"-11 or 1/2Gas	2.0mm	8	4"
HSDB0035T	1-3/8"	5/8"-11 or 1/2Gas	3.0mm	8	4"
HSEB0038T	1-1/2"	5/8"-11 or 1/2Gas	3.0mm	8	4"
HSDB0040T	1-3/4"	5/8"-11 or 1/2Gas	3.0mm	8	4"

we also provide other size,please free to contact us.

1-3/8"diamond core thin wall dril bit for concrete,asphalt drilling