4-Point Rotary Drill Bit (4-Nut Shank) – Biondi’s International Trading

4-Point Rotary Drill Bit (4-Nut Shank)

Technical Data

For Concrete, Ferro-concrete, masonry and natural stone. Drill Bit (+)

	Work Length		Work Length
6.0 x 110	60	17.5 x 200	150
6.0 x 160	110	18.0 x 250	200
6.5 x 110	60	18.0 x 350	300
8.0 x 110	60	19.5 x 200	150
8.0 x 160	100	20.0 x 200	150
9.5 x 160	110	20.0 x 250	200
10.0 x 160	110	20.0 x 350	300
10.0 x 250	200	20.0 x 450	400
11.0 x 160	110	22.0 x 250	200
12.0 x 160	110	22.0 x 250	200
12.0 x 250	200	22.0 x 350	300
12.0 x 350	300	22.0 x 450	400
12.7 x 160	110	24.0 x 250	200
13.0 x 160	110	24.0 x 350	300
14.0 x 160	110	24.0 x 450	400
14.0 x 250	200	25.4 x 250	200
14.3 x 200	150	25.4 x 30	300
15 .0 x160	110	25.4 x 450	400
15.0 x 250	200	28.0 x 350	300
16.0 x 200	150	32.0 x 350	300
16.0 x 250	200	35.0 x 350	300
16.0 x 350	300
16.0 x 450	400

For concrete, masonry and stone. Drill Bit (-)

	Work Length
5.0 x 110	60
6.0 x 110	60
6.5 x 110	60
8.0 x 110	60
9.5 x 160	110
10.0 x 160	110
12.0 x 160	110
12.0 x 250	200
12.7 x 160	110
14.0 x 160	110
14.3 x 200	150
16.0 x 200	150
16.0 x 250	200
17.5 x 200	150
18.0 x 200	150
18.0 x 350	300
19.5 x 200	150
20.0 x 250	200
20.0 x 350	300