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Carbide Tip Masonry Drill Bits with Black Oxide (TS-MD-BO)

1.Made of high carbon steel 40Cr with industrial grade carbide tip YG8 for long life and efficient drilling.
2.Milled for quick, easy debris removal.
3.Hardened core for extra strength and reduced breakage.
4.For For drilling in concrete, reinforced concrete, brick, block and masonry, etc.
5.High helix, 118-degree point. Engineered with higher helix for drilling in hard concrete, aggregates and similar materials.
6.Surface treatment: Nickel Plated, Chrome coated.
7.Extra long length give you drilling depth as you want.
8.Masonry Drill bits set are available.

Diameter		Flute	Overall	Flute	Overall	Flute	Overall	Flute	Overall	Flute	Overall	Flute	Overall
Size	Size	Length	Length	Length	Length	Length	Length	Length	Length	Length	Length	Length	Length
mm	Inch	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm	mm
3	1/8"	30	60
4	5/32	40	75
5	3/16"	50	85	85	150
6	15/64	60	100	85	150	135	200	200	300	300	400	450	600
6.5	1/4"	60	100	85	150	135	200	200	300	300	400	450	600
7	9/32	60	100	85	150	135	200	200	300	300	400	450	600
8	5/16"	80	120	85	150	135	200	200	300	300	400	450	600
9	11/32	80	120	85	150	135	200	200	300	300	400	450	600
10	3/8"	80	120	85	150	135	200	200	300	300	400	450	600
11	7/16"	85	150			135	200	200	300	300	400	450	600
12	15/32	85	150			135	200	200	300	300	400	450	600
13	1/2"	95	150			135	200	200	300	300	400	450	600
14	9/16"	95	150			135	200	200	300	300	400	450	600
15	19/32	95	150			135	200	200	300	300	400	450	600
16	5/8"	95	150			135	200	200	300	300	400	450	600
17	11/16"	95	150			135	200	200	300	300	400	450	600
18	11/16"	105	160			135	200	200	300	300	400	450	600
19	3/4"	105	160			135	200	200	300	300	400	450	600
20	25/32	105	160			135	200	200	300	300	400	450	600
22	7/8"	105	160			135	200	200	300	300	400	450	600
24	15/16	105	160			135	200	200	300	300	400	450	600
25	1	105	160			135	200	200	300	300	400	450	600