Fastener Chart
Standard	Fasteners	Door or Frame	Drill Sizes
	1/4-20 Screws	Metal	#7(.201"dia.) tap: 1/4-20
	14-10 Screws	Wood	7/32"(5.54mm.)
Optional	Sex nuts and bolts	Hollow metal	9/32"(7.00mm.) through 3/8"(9.5mm.) door face opposite to closer
		Aluminum or Wood	3/8"(9.50mm.) through
	Through bolts and grommet nuts	All	9/32"(7.00mm.) through 3/8"(9.50mm.) dia x 3/8"(10mm.) deep, door face opposite to closer