Malco Tools HW8X1ZT Zip-in® Self Piercing Sheet Metal Screws, #8 x 1", 500 Count 1-5/8" Simply program the charging weight

Simply program the charging weight and the valve will close automatically when the charge is complete

Both the tool caddy and the backpack can be hung

5 V @ 1 amps

folders and business accessories

Malco Tools HW8X1ZT Zip-in® Self Piercing Sheet Metal Screws, #8 x 1", 500 Count 1-5/8" Simply program the charging weightMalco Tools HW8X1ZT Zip in Self Piercing Sheet Metal Screws, #8 x 1", 500 Count Malcos Zip in Screws are known for their superior quality and is considered by many for being the best screw choice for HVAC metal duct fastening. A unique thread design and quality controlled manufacture spell the Zip in sheet metal screw difference. Zip ins are made with a sophisticated heat treat process which allows the screw to taper to a fine, sharp point without