These screws have finer threads than typical screws, requiring a pre-drilled hole and are perfect for joining metal parts in machinery and construction.
Metallics P2S8B Double Ended Insert Bit Hex Shank 1/4 IN #2Phil 8-10Slot 1-3/4 IN (1pc)
https://nsiindustries.com/product/double-ended-insert-bit-hex-shank-1-4-2phil-8-10slot-1-3-4-1pc/
Double Ended Insert Bit Hex Shank 1/4″ #2Phil 8-10Slot 1-3/4″ (1pc)
Metallics JSN10D Nuts 6-32 Hx Nut SS (Jar 100)
https://nsiindustries.com/product/nuts-6-32-hx-nut-ss-jar-100-3/
Nuts 6-32 Hx Nut SS (Jar 100)
These pan head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.
Metallics JSMW3816SS Anchor 3/8 Wood V-Mt Th-Rod Ancr USA (Jar 25)
https://nsiindustries.com/product/anchor-3-8-wood-v-mt-th-rod-ancr-usa-jar-25/
Metallics J1544 Anchors Sprg Wing TogBt 3/8 IN Trd 16 Lgt 3 IN (Jar 25)
https://nsiindustries.com/product/anchors-sprg-wing-togbt-3-8-trd-16-lgt-3-jar-25/
Anchors Sprg Wing 3/8″ Trd 16 Lgt 3″ (Jar 25)
Metallics MHOK24C 1/8–1/4 Knock-On Spr-St Beam
https://nsiindustries.com/product/1-8-1-4-knock-on-spr-st-beam-2/
1/8–1/4 Knock-On Spr-St Beam
Metallics TP602SFC Screws 6 x 1 FH Star Pin TR SMS 18-8 (Jar 100)
https://nsiindustries.com/product/screws-6-x-1-fh-star-pin-tr-sms-18-8-100-pcs/
Screws 6 x 1 FH Star Pin TR SMS 18-8 (100 pcs)
Metallics JSN11D Nuts 8-32 Hx Nut SS (Jar 100)
https://nsiindustries.com/product/nuts-8-32-hx-nut-ss-jar-100-3/
Nuts 8-32 Hx Nut SS (Jar 100)
Metallics JSLW921 Washers 5/8 Split Lock SS (Jar 100)
https://nsiindustries.com/product/washers-5-8-split-lock-ss-jar-100-2/
Washers 5/8 Split Lock SS (Jar 100)