DIN 7504 K Self-tapping Screw with Hex Head and Drill Point

Self-tapping screw JP81, self-drilling screw with drill point — round (button) head, cross recess Ph. Thread per DIN 7970. Stainless steel self-tapping screws DIN 7504 M (N) are used mainly for working with aluminium. Materials: case-hardened steel, coated steel (electrogalvanized zinc plating), stainless steel A2 type 12×18N9T.

DIN 7504 K self-tapping screw with hex head

A	3.0	4.0	4.5
Kanta	Ph2	Ph2	Ph2

L (mm)	d
	3.5	4.2	4.8
9.5
13
16
19
25
32
38

Used in construction and mechanical engineering for fastening products and materials to metal sheets and frames. The thread is dense, single-start or double-start. The screw is fitted with a drill point at the end, which allows work without pre-drilling when the metal thickness does not exceed 4 mm. The DIN 7504N self-tapping screw with drill point is made of carbon electro-galvanized steel or stainless steel.

d	St 2.9	St 3.5	St 3.9	St 4.2	St 4.8	St 5.5	St 6.3
f	0.7 - 1.9	0.7 - 2.25	0.7 - 2.4	1.75 - 3.0	1.75 - 4.4	1.75 - 5.25	2.0 - 6.0
dp	2.3	2.8	3.2	3.6	4.1	4.8	5.8
dk	5.5	6.8	7.5	8.1	9.5	10.8	12.4
k	1.7	2.1	2.3	2.5	3.0	3.4	3.8
m	1	2	2	2	2	3	3

d	St 2.9	St 3.5	St 3.9	St 4.2	St 4.8	St 5.5	St 6.3
f	0.7 - 1.9	0.7 - 2.25	0.7 - 2.4	1.75 - 3.0	1.75 - 4.4	1.75 - 5.25	2.0 - 6.0
dp	2.3	2.8	3.2	3.6	4.1	4.8	5.8
dk	5.5	6.8	7.5	8.1	9.5	10.8	12.4
k	1.7	2.1	2.3	2.5	3.0	3.4	3.8
ISR	T10	T15	T20	T20	T25	T25	T30