Home - ZhenJiang Amit Tools Co.,Ltd.

Sand blasted Masonry Drill Bits

Application: For drilling in concrete, reinforced concrete, brick, block and masonry, etc.

Materials: High Carbon Steel for the body and carbide tipped cutting edge.

Milled slow spiral for quick, easy debris removal.

Sand blasted surface finish for anti-rust.

For use on rotary and percussion drills.

Other surface treatment are available: Galvanized finish, Nickel Plated, Chrome coated, Black finish, Sandblasted finish.

From 11mm or 7/16" use reduced shank.

Size:

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

Pictures:

Next：Black & White Masonry Drill Bits

Copyright 2014 ZHENJIANG AMIT TOOLS CO.,LTD. 苏ICP备14003745号

Power by Michael E-mail：zhourunqing@foxmail.com