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Window Production Plastic
Self-drilling screws for fastening armouring
Window Production Window Production Plastics Plastics

EJOT self-drilling screw FD21R
®
with under-head ribs and long drill point

Ø Length
[mm] [mm] PU Order description Article number Window Production Timber
EJOSEAL PH 2
3.9 16 1,000 Self-drilling screw FD21R 3.9x16 7 282 620 607
3.9 19 1,000 Self-drilling screw FD21R 3.9x19 7 282 621 607
Order information: head finish in RAL colours on request
T15 recess upon request
Cross reference page
Bit cross-recess ...........................72
®
Application range Technical Data Hammer drill SDS plus ...............73 Window Production Aluminium
l Fixing reinforced steel up to 3.0 mm in PVC Head diameter 7.5 mm
windows with inserted spacer bars Drive Cross recess PH 2
l Mounting of fittings Thread type ST thread

Properties
l Roller sorted quality for automated fastening
l Under-head ribs for easy countersinking of Window Installation Coupling / False Edge
the screw head in PVC
l Case-hardened steel

Processing information
Window Installation Masonry / Concrete
l Fasten with a rotation speed of
approximately 1,500 to 2,000 rpm

Window Installation Timber

Window Installation Attachments

Special Screws

Accessories / Tools

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