CRL 8-18 x 1-1/2" Pan Head Phillips Self-Drilling Screws Quantity:Pack of 100 The slots are 4" (102

The slots are 4" (102 mm) on center

Fast Starting 118 Degree Point Tip

Approximate handle size is 8-1/4" x 2-7/8" (210 x 73 mm)

And instructions

Made From Premium Wool

CRL 8-18 x 1-1/2" Pan Head Phillips Self-Drilling Screws Quantity:Pack of 100 The slots are 4" (102Cut Their Own Holes in a Variety of Metals Speed Manufacturing and Fabricating Order in Bulk for Additional Savings CRL Self Drilling Screws combine a drill and screw into a single efficient unit to save time and labor costs. They are designed to drill their own hole, cut or form mating threads, and make a complete fastening in a single operation. Each is precision machined and heat treated under exacting standards to ensure quality performance. Self