Hex Washer Head Self-Drilling Screw with EPDM Washer

A hex washer head self-drilling screw with a bonded EPDM washer. The washer compresses under the head to seal the drilled hole against water entry. Drive with a hex socket; the screw forms its own mating thread as it is installed. Commonly used in metal roofing, wall cladding, and steel framing.

In stockShips within 3 working daysMade to orderShips within 15 working days

ST3.549 variantsP1.3s5.5max.k3.4e5.96min.
Lengthmm	Material	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
9.5	Stainless Steel	Passivated		Made to order	2,000	1.11
	9.5	Stainless Steel	Plain		Made to order	2,000	1.11
	9.5	Carbon Steel	Plain		Made to order	2,000	1.10
	9.5	Carbon Steel	Zinc Plated		Made to order	2,000	1.11
	9.5	Carbon Steel	Dacromet		Made to order	2,000	1.10
	9.5	Carbon Steel	Ruspert		Made to order	2,000	1.10
	9.5	Carbon Steel	Phosphate		Made to order	2,000	1.10
13	Stainless Steel	Passivated		Made to order	2,000	1.26
	13	Stainless Steel	Plain		Made to order	2,000	1.26
	13	Carbon Steel	Plain		Made to order	2,000	1.25
	13	Carbon Steel	Zinc Plated		Made to order	2,000	1.26
	13	Carbon Steel	Dacromet		Made to order	2,000	1.26
	13	Carbon Steel	Ruspert		Made to order	2,000	1.25
	13	Carbon Steel	Phosphate		Made to order	2,000	1.25
16	Stainless Steel	Passivated		Made to order	2,000	1.39
	16	Stainless Steel	Plain		Made to order	2,000	1.39
	16	Carbon Steel	Plain		Made to order	2,000	1.38
	16	Carbon Steel	Zinc Plated		Made to order	2,000	1.39
	16	Carbon Steel	Dacromet		Made to order	2,000	1.39
	16	Carbon Steel	Ruspert		Made to order	2,000	1.38
	16	Carbon Steel	Phosphate		Made to order	2,000	1.38
19	Stainless Steel	Passivated		Made to order	2,000	1.53
	19	Stainless Steel	Plain		Made to order	2,000	1.53
	19	Carbon Steel	Plain		Made to order	2,000	1.51
	19	Carbon Steel	Zinc Plated		Made to order	2,000	1.53
	19	Carbon Steel	Dacromet		Made to order	2,000	1.52
	19	Carbon Steel	Ruspert		Made to order	2,000	1.51
	19	Carbon Steel	Phosphate		Made to order	2,000	1.51
22	Stainless Steel	Passivated		Made to order	2,000	1.66
	22	Stainless Steel	Plain		Made to order	2,000	1.66
	22	Carbon Steel	Plain		Made to order	2,000	1.64
	22	Carbon Steel	Zinc Plated		Made to order	2,000	1.66
	22	Carbon Steel	Dacromet		Made to order	2,000	1.65
	22	Carbon Steel	Ruspert		Made to order	2,000	1.64
	22	Carbon Steel	Phosphate		Made to order	2,000	1.64
25	Stainless Steel	Passivated		Made to order	2,000	1.79
	25	Stainless Steel	Plain		Made to order	2,000	1.79
	25	Carbon Steel	Plain		Made to order	2,000	1.77
	25	Carbon Steel	Zinc Plated		Made to order	2,000	1.79
	25	Carbon Steel	Dacromet		Made to order	2,000	1.78
	25	Carbon Steel	Ruspert		Made to order	2,000	1.77
	25	Carbon Steel	Phosphate		Made to order	2,000	1.77
32	Stainless Steel	Passivated		Made to order	2,000	2.10
	32	Stainless Steel	Plain		Made to order	2,000	2.10
	32	Carbon Steel	Plain		Made to order	2,000	2.08
	32	Carbon Steel	Zinc Plated		Made to order	2,000	2.10
	32	Carbon Steel	Dacromet		Made to order	2,000	2.09
	32	Carbon Steel	Ruspert		Made to order	2,000	2.08
	32	Carbon Steel	Phosphate		Made to order	2,000	2.08

ST4.263 variantsP1.4s7max.k4.1e7.59min.
Lengthmm	Material	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
13	Stainless Steel	Passivated		Made to order	2,000	2.22
	13	Stainless Steel	Plain		Made to order	2,000	2.22
	13	Carbon Steel	Plain		Made to order	2,000	2.20
	13	Carbon Steel	Zinc Plated		Made to order	2,000	2.22
	13	Carbon Steel	Dacromet		Made to order	2,000	2.21
	13	Carbon Steel	Ruspert		Made to order	2,000	2.20
	13	Carbon Steel	Phosphate		Made to order	2,000	2.20
16	Stainless Steel	Passivated		Made to order	2,000	2.43
	16	Stainless Steel	Plain		Made to order	2,000	2.43
	16	Carbon Steel	Plain		Made to order	2,000	2.40
	16	Carbon Steel	Zinc Plated		Made to order	2,000	2.42
	16	Carbon Steel	Dacromet		Made to order	2,000	2.41
	16	Carbon Steel	Ruspert		Made to order	2,000	2.40
	16	Carbon Steel	Phosphate		Made to order	2,000	2.40
19	Stainless Steel	Passivated		Made to order	2,000	2.63
	19	Stainless Steel	Plain		Made to order	2,000	2.63
	19	Carbon Steel	Plain		Made to order	2,000	2.60
	19	Carbon Steel	Zinc Plated		Made to order	2,000	2.62
	19	Carbon Steel	Dacromet		Made to order	2,000	2.62
	19	Carbon Steel	Ruspert		Made to order	2,000	2.60
	19	Carbon Steel	Phosphate		Made to order	2,000	2.60
22	Stainless Steel	Passivated		Made to order	2,000	2.83
	22	Stainless Steel	Plain		Made to order	2,000	2.83
	22	Carbon Steel	Plain		Made to order	2,000	2.80
	22	Carbon Steel	Zinc Plated		Made to order	2,000	2.83
	22	Carbon Steel	Dacromet		Made to order	2,000	2.82
	22	Carbon Steel	Ruspert		Made to order	2,000	2.80
	22	Carbon Steel	Phosphate		Made to order	2,000	2.80
25	Stainless Steel	Passivated		Made to order	2,000	3.03
	25	Stainless Steel	Plain		Made to order	2,000	3.03
	25	Carbon Steel	Plain		Made to order	2,000	3.00
	25	Carbon Steel	Zinc Plated		Made to order	2,000	3.03
	25	Carbon Steel	Dacromet		Made to order	2,000	3.02
	25	Carbon Steel	Ruspert		Made to order	2,000	3.00
	25	Carbon Steel	Phosphate		Made to order	2,000	3.00
32	Stainless Steel	Passivated		Made to order	2,000	3.51
	32	Stainless Steel	Plain		Made to order	2,000	3.51
	32	Carbon Steel	Plain		Made to order	2,000	3.47
	32	Carbon Steel	Zinc Plated		Made to order	2,000	3.50
	32	Carbon Steel	Dacromet		Made to order	2,000	3.49
	32	Carbon Steel	Ruspert		Made to order	2,000	3.47
	32	Carbon Steel	Phosphate		Made to order	2,000	3.47
38	Stainless Steel	Passivated		Made to order	2,000	3.91
	38	Stainless Steel	Plain		Made to order	2,000	3.91
	38	Carbon Steel	Plain		Made to order	2,000	3.87
	38	Carbon Steel	Zinc Plated		Made to order	2,000	3.91
	38	Carbon Steel	Dacromet		Made to order	2,000	3.89
	38	Carbon Steel	Ruspert		Made to order	2,000	3.87
	38	Carbon Steel	Phosphate		Made to order	2,000	3.87
45	Stainless Steel	Passivated		Made to order	2,000	4.38
	45	Stainless Steel	Plain		Made to order	2,000	4.38
	45	Carbon Steel	Plain		Made to order	2,000	4.34
	45	Carbon Steel	Zinc Plated		Made to order	2,000	4.38
	45	Carbon Steel	Dacromet		Made to order	2,000	4.36
	45	Carbon Steel	Ruspert		Made to order	2,000	4.34
	45	Carbon Steel	Phosphate		Made to order	2,000	4.34
50	Stainless Steel	Passivated		Made to order	2,000	4.72
	50	Stainless Steel	Plain		Made to order	2,000	4.72
	50	Carbon Steel	Plain		Made to order	2,000	4.67
	50	Carbon Steel	Zinc Plated		Made to order	2,000	4.71
	50	Carbon Steel	Dacromet		Made to order	2,000	4.70
	50	Carbon Steel	Ruspert		Made to order	2,000	4.67
	50	Carbon Steel	Phosphate		Made to order	2,000	4.67

ST4.863 variantsP1.6s8max.k4.3e8.71min.
Lengthmm	Material	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
13	Stainless Steel	Passivated		Made to order	2,000	2.99
	13	Stainless Steel	Plain		Made to order	2,000	2.99
	13	Carbon Steel	Plain		Made to order	2,000	2.96
	13	Carbon Steel	Zinc Plated		Made to order	2,000	2.98
	13	Carbon Steel	Dacromet		Made to order	2,000	2.97
	13	Carbon Steel	Ruspert		Made to order	2,000	2.96
	13	Carbon Steel	Phosphate		Made to order	2,000	2.96
16	Stainless Steel	Passivated		Made to order	2,000	3.25
	16	Stainless Steel	Plain		Made to order	2,000	3.25
	16	Carbon Steel	Plain		Made to order	2,000	3.22
	16	Carbon Steel	Zinc Plated		Made to order	2,000	3.24
	16	Carbon Steel	Dacromet		Made to order	2,000	3.23
	16	Carbon Steel	Ruspert		Made to order	2,000	3.22
	16	Carbon Steel	Phosphate		Made to order	2,000	3.22
19	Stainless Steel	Passivated		Made to order	2,000	3.52
	19	Stainless Steel	Plain		Made to order	2,000	3.52
	19	Carbon Steel	Plain		Made to order	2,000	3.48
	19	Carbon Steel	Zinc Plated		Made to order	2,000	3.51
	19	Carbon Steel	Dacromet		Made to order	2,000	3.50
	19	Carbon Steel	Ruspert		Made to order	2,000	3.48
	19	Carbon Steel	Phosphate		Made to order	2,000	3.48
22	Stainless Steel	Passivated		Made to order	2,000	3.78
	22	Stainless Steel	Plain		Made to order	2,000	3.78
	22	Carbon Steel	Plain		Made to order	2,000	3.74
	22	Carbon Steel	Zinc Plated		Made to order	2,000	3.77
	22	Carbon Steel	Dacromet		Made to order	2,000	3.76
	22	Carbon Steel	Ruspert		Made to order	2,000	3.74
	22	Carbon Steel	Phosphate		Made to order	2,000	3.74
25	Stainless Steel	Passivated		Made to order	2,000	4.04
	25	Stainless Steel	Plain		Made to order	2,000	4.04
	25	Carbon Steel	Plain		Made to order	2,000	4.00
	25	Carbon Steel	Zinc Plated		Made to order	2,000	4.03
	25	Carbon Steel	Dacromet		Made to order	2,000	4.02
	25	Carbon Steel	Ruspert		Made to order	2,000	4.00
	25	Carbon Steel	Phosphate		Made to order	2,000	4.00
32	Stainless Steel	Passivated		Made to order	2,000	4.66
	32	Stainless Steel	Plain		Made to order	2,000	4.66
	32	Carbon Steel	Plain		Made to order	2,000	4.61
	32	Carbon Steel	Zinc Plated		Made to order	2,000	4.65
	32	Carbon Steel	Dacromet		Made to order	2,000	4.64
	32	Carbon Steel	Ruspert		Made to order	2,000	4.61
	32	Carbon Steel	Phosphate		Made to order	2,000	4.61
38	Stainless Steel	Passivated		Made to order	2,000	5.19
	38	Stainless Steel	Plain		Made to order	2,000	5.19
	38	Carbon Steel	Plain		Made to order	2,000	5.14
	38	Carbon Steel	Zinc Plated		Made to order	2,000	5.18
	38	Carbon Steel	Dacromet		Made to order	2,000	5.16
	38	Carbon Steel	Ruspert		Made to order	2,000	5.14