These flat head slotted screws have finer threads than typical screws, requiring a pre-drilled hole and are perfect for joining metal parts in machinery and construction.
Metallics JG8HC765 Bolts 7/16-14 x 2-3/4 G8 HXBT St-zn (Jar 25)
https://nsiindustries.com/product/bolts-7-16-14-x-2-3-4-g8-hxbt-st-zn-jar-25/
Bolts 7/16-14 x 2-3/4 G8 HXBT St-zn (Jar 25)
Metallics JBBH32 Bolts 3/8-16 x 6 HXBT Sbr (Jar 25)
https://nsiindustries.com/product/bolts-3-8-16-x-6-hxbt-sbr-jar-25/
Bolts 3/8-16 x 6 HXBT Sbr (Jar 25)
Metallics HSSC14E Drill Bit HD Cobalt St 135d SplPt 9/32 IN 4-1/4 IN YLW (1pc)
https://nsiindustries.com/product/drill-bit-hd-cobalt-st-135d-splpt-9-32-4-1-4-ylw-1pc/
Drill Bit HD Cobalt St 135d SplPt 9/32″ 4-1/4″ YLW (1pc)
Metallics JDS159V Screws 8 X 2 Ih Hx 1/4Hd Sl TS St-zn (Jar 500)
https://nsiindustries.com/product/screws-8-x-2-ih-hx-1-4hd-sl-ts-st-zn-jar-500/
Screws 8 X 2 Ih Hx 1/4Hd Sl TS St-zn (Jar 500)
Metallics JG8NYN167 Nuts 5/8-11 G8 Hx Ny-Ins Locknut St-Yz (Jar 25)
https://nsiindustries.com/product/nuts-5-8-11-g8-hx-ny-ins-locknut-st-yz-jar-25/
Nuts 5/8-11 G8 Hx Ny-Ins Locknut St-Yz (Jar 25)
These indented hex head sharp point tapping screws cut their own threads into a material and do not require a pilot hole unless fastening metal.
Metallics W113B Washer 1/4 x 1 Fender Wshr St-Zn(1pc)
https://nsiindustries.com/product/washer-1-4-x-1-fender-wshr-st-zn1pc/
Washer 1/4 x 1 Fender Wshr St-Zn(1pc)
These indented hex head sharp point tapping screws cut their own threads into a material and do not require a pilot hole unless fastening metal.
Metallics QDSK10 Screw #10 Quad Drive Tapping Screw Kit St-Zn USA
https://nsiindustries.com/product/screw-10-quad-drive-tapping-screw-kit-st-zn-usa/