Hexagon Socket Set Screw, Cup Point

A headless screw with a hex socket drive, tightened with a hex key to lock a collar, pulley or gear onto a shaft. The cup point digs into the shaft for a secure hold. Install by threading into a tapped hole and tightening the hex socket. Commonly used in mechanical assemblies where a projecting head would interfere.

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

M3 × 0.524 variantss1.5
Lengthmm	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
6	Stainless Steel	A2	Passivated		Made to order	2,000	0.22
	6	Stainless Steel	A2	Plain		Made to order	2,000	0.22
	6	Carbon Steel	45H	Plain		Made to order	2,000	0.22
	6	Carbon Steel	45H	Blackened		Made to order	2,000	0.22
	6	Alloy Steel	45H	Plain		Made to order	2,000	0.22
	6	Alloy Steel	45H	Blackened		Made to order	2,000	0.22
8	Stainless Steel	A2	Passivated		Made to order	2,000	0.30
	8	Stainless Steel	A2	Plain		Made to order	2,000	0.30
	8	Carbon Steel	45H	Plain		Made to order	2,000	0.30
	8	Carbon Steel	45H	Blackened		Made to order	2,000	0.30
	8	Alloy Steel	45H	Plain		Made to order	2,000	0.30
	8	Alloy Steel	45H	Blackened		Made to order	2,000	0.30
10	Stainless Steel	A2	Passivated		Made to order	2,000	0.38
	10	Stainless Steel	A2	Plain		Made to order	2,000	0.38
	10	Carbon Steel	45H	Plain		Made to order	2,000	0.38
	10	Carbon Steel	45H	Blackened		Made to order	2,000	0.38
	10	Alloy Steel	45H	Plain		Made to order	2,000	0.38
	10	Alloy Steel	45H	Blackened		Made to order	2,000	0.38
12	Stainless Steel	A2	Passivated		Made to order	2,000	0.46
	12	Stainless Steel	A2	Plain		Made to order	2,000	0.46
	12	Carbon Steel	45H	Plain		Made to order	2,000	0.46
	12	Carbon Steel	45H	Blackened		Made to order	2,000	0.46
	12	Alloy Steel	45H	Plain		Made to order	2,000	0.46
	12	Alloy Steel	45H	Blackened		Made to order	2,000	0.46

M4 × 0.730 variantss2
Lengthmm	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
6	Stainless Steel	A2	Passivated		Made to order	2,000	0.38
	6	Stainless Steel	A2	Plain		Made to order	2,000	0.38
	6	Carbon Steel	45H	Plain		Made to order	2,000	0.38
	6	Carbon Steel	45H	Blackened		Made to order	2,000	0.38
	6	Alloy Steel	45H	Plain		Made to order	2,000	0.38
	6	Alloy Steel	45H	Blackened		Made to order	2,000	0.38
8	Stainless Steel	A2	Passivated		Made to order	2,000	0.54
	8	Stainless Steel	A2	Plain		Made to order	2,000	0.54
	8	Carbon Steel	45H	Plain		Made to order	2,000	0.53
	8	Carbon Steel	45H	Blackened		Made to order	2,000	0.53
	8	Alloy Steel	45H	Plain		Made to order	2,000	0.53
	8	Alloy Steel	45H	Blackened		Made to order	2,000	0.53
10	Stainless Steel	A2	Passivated		Made to order	2,000	0.69
	10	Stainless Steel	A2	Plain		Made to order	2,000	0.69
	10	Carbon Steel	45H	Plain		Made to order	2,000	0.68
	10	Carbon Steel	45H	Blackened		Made to order	2,000	0.68
	10	Alloy Steel	45H	Plain		Made to order	2,000	0.68
	10	Alloy Steel	45H	Blackened		Made to order	2,000	0.68
12	Stainless Steel	A2	Passivated		Made to order	2,000	0.84
	12	Stainless Steel	A2	Plain		Made to order	2,000	0.84
	12	Carbon Steel	45H	Plain		Made to order	2,000	0.83
	12	Carbon Steel	45H	Blackened		Made to order	2,000	0.83
	12	Alloy Steel	45H	Plain		Made to order	2,000	0.83
	12	Alloy Steel	45H	Blackened		Made to order	2,000	0.83
16	Stainless Steel	A2	Passivated		Made to order	2,000	1.14
	16	Stainless Steel	A2	Plain		Made to order	2,000	1.14
	16	Carbon Steel	45H	Plain		Made to order	2,000	1.13
	16	Carbon Steel	45H	Blackened		Made to order	2,000	1.13
	16	Alloy Steel	45H	Plain		Made to order	2,000	1.13
	16	Alloy Steel	45H	Blackened		Made to order	2,000	1.13

M5 × 0.836 variantss2.5
Lengthmm	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
6	Stainless Steel	A2	Passivated		Made to order	2,000	0.55
	6	Stainless Steel	A2	Plain		Made to order	2,000	0.55
	6	Carbon Steel	45H	Plain		Made to order	2,000	0.54
	6	Carbon Steel	45H	Blackened		Made to order	2,000	0.54
	6	Alloy Steel	45H	Plain		Made to order	2,000	0.54
	6	Alloy Steel	45H	Blackened		Made to order	2,000	0.54
8	Stainless Steel	A2	Passivated		Made to order	2,000	0.79
	8	Stainless Steel	A2	Plain		Made to order	2,000	0.79
	8	Carbon Steel	45H	Plain		Made to order	2,000	0.78
	8	Carbon Steel	45H	Blackened		Made to order	2,000	0.78
	8	Alloy Steel	45H	Plain		Made to order	2,000	0.78
	8	Alloy Steel	45H	Blackened		Made to order	2,000	0.78
10	Stainless Steel	A2	Passivated		Made to order	2,000	1.03
	10	Stainless Steel	A2	Plain		Made to order	2,000	1.03
	10	Carbon Steel	45H	Plain		Made to order	2,000	1.02
	10	Carbon Steel	45H	Blackened		Made to order	2,000	1.02
	10	Alloy Steel	45H	Plain		Made to order	2,000	1.02
	10	Alloy Steel	45H	Blackened		Made to order	2,000	1.02
12	Stainless Steel	A2	Passivated		Made to order	2,000	1.27
	12	Stainless Steel	A2	Plain		Made to order	2,000	1.27
	12	Carbon Steel	45H	Plain		Made to order	2,000	1.26
	12	Carbon Steel	45H	Blackened		Made to order	2,000	1.26
	12	Alloy Steel	45H	Plain		Made to order	2,000	1.26
	12	Alloy Steel	45H	Blackened		Made to order	2,000	1.26
16	Stainless Steel	A2	Passivated		Made to order	2,000	1.76
	16	Stainless Steel	A2	Plain		Made to order	2,000	1.76
	16	Carbon Steel	45H	Plain		Made to order	2,000	1.74
	16	Carbon Steel	45H	Blackened		Made to order	2,000	1.74
	16	Alloy Steel	45H	Plain		Made to order	2,000	1.74
	16	Alloy Steel	45H	Blackened		Made to order	2,000	1.74
20	Stainless Steel	A2	Passivated		Made to order	2,000	2.24
	20	Stainless Steel	A2	Plain		Made to order	2,000	2.24
	20	Carbon Steel	45H	Plain		Made to order	2,000	2.22
	20	Carbon Steel	45H	Blackened		Made to order	2,000	2.22
	20	Alloy Steel	45H	Plain		Made to order	2,000	2.22
	20	Alloy Steel	45H	Blackened		Made to order	2,000	2.22

M6 × 142 variantss3
Lengthmm	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
6	Stainless Steel	A2	Passivated		Made to order	1,000	0.75
	6	Stainless Steel	A2	Plain		Made to order	1,000	0.75
	6	Carbon Steel	45H	Plain		Made to order	1,000	0.74
	6	Carbon Steel	45H	Blackened		Made to order	1,000	0.74
	6	Alloy Steel	45H	Plain		Made to order	1,000	0.74
	6	Alloy Steel	45H	Blackened		Made to order	1,000	0.74
8	Stainless Steel	A2	Passivated		Made to order	1,000	1.10
	8	Stainless Steel	A2	Plain		Made to order	1,000	1.10
	8	Carbon Steel	45H	Plain		Made to order	1,000	1.09
	8	Carbon Steel	45H	Blackened		Made to order	1,000	1.09
	8	Alloy Steel	45H	Plain		Made to order	1,000	1.09
	8	Alloy Steel	45H	Blackened		Made to order	1,000	1.09
10	Stainless Steel	A2	Passivated		Made to order	1,000	1.45
	10	Stainless Steel	A2	Plain		Made to order	1,000	1.45
	10	Carbon Steel	45H	Plain		Made to order	1,000	1.44
	10	Carbon Steel	45H	Blackened		Made to order	1,000	1.44
	10	Alloy Steel	45H	Plain		Made to order	1,000	1.44
	10	Alloy Steel	45H	Blackened		Made to order	1,000	1.44
12	Stainless Steel	A2	Passivated		Made to order	1,000	1.81
	12	Stainless Steel	A2	Plain		Made to order	1,000	1.81
	12	Carbon Steel	45H	Plain		Made to order	1,000	1.79
	12	Carbon Steel	45H	Blackened		Made to order	1,000	1.79
	12	Alloy Steel	45H	Plain		Made to order	1,000	1.79
	12	Alloy Steel	45H	Blackened		Made to order	1,000	1.79
16	Stainless Steel	A2	Passivated		Made to order	1,000	2.52
	16	Stainless Steel	A2	Plain		Made to order	1,000	2.52
	16	Carbon Steel	45H	Plain		Made to order	1,000	2.49
	16	Carbon Steel	45H	Blackened		Made to order	1,000	2.49
	16	Alloy Steel	45H	Plain		Made to order	1,000	2.49
	16	Alloy Steel	45H	Blackened		Made to order	1,000	2.49
20	Stainless Steel	A2	Passivated		Made to order	1,000	3.22
	20	Stainless Steel	A2	Plain		Made to order	1,000	3.22
	20	Carbon Steel	45H	Plain		Made to order	1,000	3.19
	20	Carbon Steel	45H	Blackened		Made to order	1,000	3.19
	20	Alloy Steel	45H	Plain		Made to order	1,000	3.19
	20	Alloy Steel	45H	Blackened		Made to order	1,000	3.19
25	Stainless Steel	A2	Passivated		Made to order	1,000	4.11
	25	Stainless Steel	A2	Plain		Made to order	1,000	4.11
	25	Carbon Steel	45H	Plain		Made to order	1,000	4.07
	25	Carbon Steel	45H	Blackened		Made to order	1,000	4.07
	25	Alloy Steel	45H	Plain		Made to order	1,000	4.07
	25	Alloy Steel	45H	Blackened		Made to order	1,000	4.07

M8 × 1.2542 variantss4
Lengthmm	Material	Grade	Finish		Stock	MOQpcs	≈ kg/ 1,000 pcs	Quantitypcs
8	Stainless Steel	A2	Passivated		Made to order	1,000	1.90
	8	Stainless Steel	A2	Plain		Made to order	1,000	1.90
	8	Carbon Steel	45H	Plain		Made to order	1,000	1.88
	8	Carbon Steel	45H	Blackened		Made to order	1,000	1.88
	8	Alloy Steel	45H	Plain		Made to order	1,000	1.88
	8	Alloy Steel	45H	Blackened		Made to order	1,000	1.88
10	Stainless Steel	A2	Passivated		Made to order	1,000	2.54
	10	Stainless Steel	A2	Plain		Made to order	1,000	2.54
	10	Carbon Steel	45H	Plain		Made to order	1,000	2.51
	10	Carbon Steel	45H	Blackened		Made to order	1,000	2.51
	10	Alloy Steel	45H	Plain		Made to order	1,000	2.51
	10	Alloy Steel	45H	Blackened		Made to order	1,000	2.51
12	Stainless Steel	A2	Passivated		Made to order	1,000	3.17
	12	Stainless Steel	A2	Plain		Made to order	1,000	3.17
	12	Carbon Steel	45H	Plain		Made to order	1,000	3.14
	12	Carbon Steel	45H	Blackened		Made to order	1,000	3.14
	12	Alloy Steel	45H	Plain		Made to order	1,000	3.14
	12	Alloy Steel	45H	Blackened		Made to order	1,000	3.14
16	Stainless Steel	A2	Passivated		Made to order	1,000	4.44
	16	Stainless Steel	A2	Plain		Made to order	1,000	4.44
	16	Carbon Steel	45H	Plain		Made to order	1,000	4.40
	16	Carbon Steel	45H	Blackened		Made to order	1,000	4.40
	16	Alloy Steel	45H	Plain		Made to order	1,000	4.40
	16	Alloy Steel	45H	Blackened		Made to order	1,000	4.40
20	Stainless Steel	A2	Passivated		Made to order	1,000	5.72
	20	Stainless Steel	A2	Plain		Made to order	1,000	5.72
	20	Carbon Steel	45H	Plain		Made to order	1,000	5.66
	20	Carbon Steel	45H	Blackened		Made to order	1,000	5.66

276 combinations shown

Matching components

Hex NutDIN 934 · M3–M36

Nylon Insert Lock NutDIN 985 · M4–M36

Serrated Hex Flange NutDIN 6923 · M5–M16

Questions

Which set screw point should I use?

Cup point for most shafts; it bites in slightly. Cone point for the firmest hold, seated in a drilled dimple. Flat point where the shaft must not be marked or the screw is adjusted often. Dog point to fit a hole or slot for exact positioning.