12 x 3/4 in. 5/16 Head Quadrive Self-Drilling & Tapping Screws – #3 Drill Point – Domestic Steel Zinc – 100qty

https://testing.nsiindustries.com/product/12-x-3-4-in-5-16-head-quadrive-self-drilling-tapping-screws-3-drill-point-domestic-steel-zinc-100qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.

Metallics QTEKD2 Screw 8 x 3/4 (1/4 Head) Quadrive Self Drilling + T/S #2 Point Zinc USA (100pcs)

https://testing.nsiindustries.com/product/8-x-3-4-in-1-4-hex-head-quadrive-self-drilling-tapping-screws-2-drill-point-domestic-steel-zinc-100qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.

8 x 1/2 in. 1/4 Hex Head Quadrive Self-Drilling & Tapping Screws – #2 Drill Point – Domestic Steel Zinc – 500qty

https://testing.nsiindustries.com/product/8-x-1-2-in-1-4-hex-head-quadrive-self-drilling-tapping-screws-2-drill-point-domestic-steel-zinc-500qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.

10 x 1-1/2 in. 5/16 Head Quadrive Self-Drilling & Tapping Screws – #2 Drill Point – Domestic Steel Zinc – 500qty

https://testing.nsiindustries.com/product/10-x-1-1-2-in-5-16-head-quadrive-self-drilling-tapping-screws-2-drill-point-domestic-steel-zinc-500qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.

Metallics QTEKD19M Screw 10 x 1-1/2 (5/16 IN Hd) Quadrive Self Drilling + T/S #2 Pt Zinc USA (1000pcs)

https://testing.nsiindustries.com/product/10-x-1-1-2-in-5-16-head-quadrive-self-drilling-tapping-screws-2-drill-point-domestic-steel-zinc-1000qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.

Metallics QTEKD19 Screw 10 x 1-1/2 (5/16 IN Hd) Quadrive Self Drilling + T/S #2 Pt Zinc USA (100pcs)

https://testing.nsiindustries.com/product/10-x-1-1-2-in-5-16-head-quadrive-self-drilling-tapping-screws-2-drill-point-domestic-steel-zinc-100qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.

Metallics QTEKD18V Screw 10 x 1-1/4 (5/16 IN Hd) Quadrive Self Drilling + T/S #2 Pt Zinc USA (500pcs)

https://testing.nsiindustries.com/product/10-x-1-1-4-in-5-16-head-quadrive-self-drilling-tapping-screws-2-drill-point-domestic-steel-zinc-500qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.

Metallics QTEKD18M Screw 10 x 1-1/4 (5/16 IN Hd) Quadrive Self Drilling + T/S #2 Pt Zinc USA (1000pcs)

https://testing.nsiindustries.com/product/10-x-1-1-4-in-5-16-head-quadrive-self-drilling-tapping-screws-2-drill-point-domestic-steel-zinc-1000qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.

Metallics QTEKD18 Screw 10 x 1-1/4 (5/16 IN Hd) Quadrive Self Drilling + T/S #2 Pt Zinc USA (100pcs)

https://testing.nsiindustries.com/product/10-x-1-1-4-in-5-16-head-quadrive-self-drilling-tapping-screws-2-drill-point-domestic-steel-zinc-100qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.

10 x 5/8 in. 5/16 Head Quadrive Self-Drilling & Tapping Screws – #2 Drill Point – Domestic Steel Zinc – 500qty

https://testing.nsiindustries.com/product/10-x-5-8-in-5-16-head-quadrive-self-drilling-tapping-screws-2-drill-point-domestic-steel-zinc-500qty/

These hex head self-drilling and tapping screws cut their own threads into a material without the use of a pilot hole.