1.Material:40Cr,YG8C,alloy,hss,carbide 2.Dia.size:4,5,6,7,8,9,10,12,14,16,18,20,22,25, 3.HRC:40-65

We are a cutting tool factory, can supply all knds of drills, just like twist drill, center drill, flat drill, spot drill, masonry drill,etc, you can supply your drawings or sizes, we will produce for you accroding to your refqurement.

Our masonry drill is have following specification.

The body of this drill bits is cold rolled.Tip sharpened to provide maximum cutting power.A simple, carefully made bit Surface:nickle plated,chrome plated,zinc plated and sand blasterUsage:for drilling in all types of brickwork nd masonry.

Code	Dia	Length	Code	Dia	Length
053f-001	4	75	053f-015	16	200
053f-002	5	85	053f-016	16	300
053f-003	6	100	053f-017	16	400
053f-004	7	100	053f-018	18	200
053f-005	8	110	053f-019	18	300
053f-006	9	120	053f-020	18	400
053f-007	10	120	053f-021	20	300
053f-008	12	150	053f-022	20	400
053f-009	12	120	053f-023	22	300
053f-010	14	150	053f-024	22	400
053f-011	14	150	053f-025	25	300
053f-012	14	200	053f-026	25	400
053f-013	14	300	053f-027	25	500
053f-014	14	400

long metric masonry drill cement drill bits