GB/T 846 | ST2.9 x 6.5
dNominal Diameter · mmST2.9
lLength · mm6.5
PThread Pitch · mm1.1
kNominal Head Height · mm1.7
aThread Runout (max) · mm2.2
dkTheoretical Head Diameter (max) · mm6.3
MOQ30000
1/2Screws
Countersunk head self-tapping screws with cross recess
GB/T 846 · ST2.9, ST3.5, ST4.2 and other confirmed options · Carbon Steel
GB/T 846 (Current)Corresponding standard: ISO 7050
● Available for quotation
- Drive
- Cross Recess
- Material
- Carbon Steel
- Finish
- Zinc Plated
- Head Style
- Countersunk Head
- Thread Type
- Self-Tapping Thread
MOQ: 20000–30000 pcs
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Available options
Material
Finish
43 sizes
| dNominal Diameter · mm | lLength · mm | PThread Pitch · mm | kNominal Head Height · mm | aThread Runout (max) · mm | dkTheoretical Head Diameter (max) · mm | MOQ | Quantity and inquiry |
|---|---|---|---|---|---|---|---|
| ST2.9 | 6.5 | 1.1 | 1.7 | 2.2 | 6.3 | 30000 | |
| ST2.9 | 9.5 | 1.1 | 1.7 | 2.2 | 6.3 | 30000 | |
| ST2.9 | 13 | 1.1 | 1.7 | 2.2 | 6.3 | 30000 | |
| ST2.9 | 16 | 1.1 | 1.7 | 2.2 | 6.3 | 30000 | |
| ST2.9 | 19 | 1.1 | 1.7 | 2.2 | 6.3 | 30000 | |
| ST2.9 | 22 | 1.1 | 1.7 | 2.2 | 6.3 | 30000 | |
| ST2.9 | 25 | 1.1 | 1.7 | 2.2 | 6.3 | 30000 | |
| ST3.5 | 9.5 | 1.3 | 2.35 | 2.6 | 8.2 | 30000 | |
| ST3.5 | 13 | 1.3 | 2.35 | 2.6 | 8.2 | 30000 | |
| ST3.5 | 16 | 1.3 | 2.35 | 2.6 | 8.2 | 30000 | |
| ST3.5 | 19 | 1.3 | 2.35 | 2.6 | 8.2 | 30000 | |
| ST3.5 | 22 | 1.3 | 2.35 | 2.6 | 8.2 | 30000 | |
| ST3.5 | 25 | 1.3 | 2.35 | 2.6 | 8.2 | 30000 | |
| ST4.2 | 9.5 | 1.4 | 2.6 | 2.8 | 9.4 | 30000 | |
| ST4.2 | 13 | 1.4 | 2.6 | 2.8 | 9.4 | 30000 | |
| ST4.2 | 16 | 1.4 | 2.6 | 2.8 | 9.4 | 30000 |
GB/T 846 | ST2.9 x 9.5
dNominal Diameter · mmST2.9
lLength · mm9.5
PThread Pitch · mm1.1
kNominal Head Height · mm1.7
aThread Runout (max) · mm2.2
dkTheoretical Head Diameter (max) · mm6.3
MOQ30000
GB/T 846 | ST2.9 x 13
dNominal Diameter · mmST2.9
lLength · mm13
PThread Pitch · mm1.1
kNominal Head Height · mm1.7
aThread Runout (max) · mm2.2
dkTheoretical Head Diameter (max) · mm6.3
MOQ30000
GB/T 846 | ST2.9 x 16
dNominal Diameter · mmST2.9
lLength · mm16
PThread Pitch · mm1.1
kNominal Head Height · mm1.7
aThread Runout (max) · mm2.2
dkTheoretical Head Diameter (max) · mm6.3
MOQ30000
GB/T 846 | ST2.9 x 19
dNominal Diameter · mmST2.9
lLength · mm19
PThread Pitch · mm1.1
kNominal Head Height · mm1.7
aThread Runout (max) · mm2.2
dkTheoretical Head Diameter (max) · mm6.3
MOQ30000
GB/T 846 | ST2.9 x 22
dNominal Diameter · mmST2.9
lLength · mm22
PThread Pitch · mm1.1
kNominal Head Height · mm1.7
aThread Runout (max) · mm2.2
dkTheoretical Head Diameter (max) · mm6.3
MOQ30000
GB/T 846 | ST2.9 x 25
dNominal Diameter · mmST2.9
lLength · mm25
PThread Pitch · mm1.1
kNominal Head Height · mm1.7
aThread Runout (max) · mm2.2
dkTheoretical Head Diameter (max) · mm6.3
MOQ30000
GB/T 846 | ST3.5 x 9.5
dNominal Diameter · mmST3.5
lLength · mm9.5
PThread Pitch · mm1.3
kNominal Head Height · mm2.35
aThread Runout (max) · mm2.6
dkTheoretical Head Diameter (max) · mm8.2
MOQ30000
GB/T 846 | ST3.5 x 13
dNominal Diameter · mmST3.5
lLength · mm13
PThread Pitch · mm1.3
kNominal Head Height · mm2.35
aThread Runout (max) · mm2.6
dkTheoretical Head Diameter (max) · mm8.2
MOQ30000
GB/T 846 | ST3.5 x 16
dNominal Diameter · mmST3.5
lLength · mm16
PThread Pitch · mm1.3
kNominal Head Height · mm2.35
aThread Runout (max) · mm2.6
dkTheoretical Head Diameter (max) · mm8.2
MOQ30000
GB/T 846 | ST3.5 x 19
dNominal Diameter · mmST3.5
lLength · mm19
PThread Pitch · mm1.3
kNominal Head Height · mm2.35
aThread Runout (max) · mm2.6
dkTheoretical Head Diameter (max) · mm8.2
MOQ30000
GB/T 846 | ST3.5 x 22
dNominal Diameter · mmST3.5
lLength · mm22
PThread Pitch · mm1.3
kNominal Head Height · mm2.35
aThread Runout (max) · mm2.6
dkTheoretical Head Diameter (max) · mm8.2
MOQ30000
GB/T 846 | ST3.5 x 25
dNominal Diameter · mmST3.5
lLength · mm25
PThread Pitch · mm1.3
kNominal Head Height · mm2.35
aThread Runout (max) · mm2.6
dkTheoretical Head Diameter (max) · mm8.2
MOQ30000
GB/T 846 | ST4.2 x 9.5
dNominal Diameter · mmST4.2
lLength · mm9.5
PThread Pitch · mm1.4
kNominal Head Height · mm2.6
aThread Runout (max) · mm2.8
dkTheoretical Head Diameter (max) · mm9.4
MOQ30000
GB/T 846 | ST4.2 x 13
dNominal Diameter · mmST4.2
lLength · mm13
PThread Pitch · mm1.4
kNominal Head Height · mm2.6
aThread Runout (max) · mm2.8
dkTheoretical Head Diameter (max) · mm9.4
MOQ30000
GB/T 846 | ST4.2 x 16
dNominal Diameter · mmST4.2
lLength · mm16
PThread Pitch · mm1.4
kNominal Head Height · mm2.6
aThread Runout (max) · mm2.8
dkTheoretical Head Diameter (max) · mm9.4
MOQ30000
Product description
Countersunk head self-tapping screws with cross recess is supplied to GB/T 846 in 6.5–25 mm lengths. Confirmed supply options include Carbon Steel, Zinc Plated finishes.
Key features
- Forms its own mating thread in a pre-drilled hole.
Applications
- Used in sheet metal assembly, enclosure and cabinet fixing, and HVAC ducting and light fabrication.
Standard and order documents
The selected execution standard is the product basis. Published or order-specific documents are shown only when they have been confirmed for this product.
Order assurance
Available options; exact scope is fixed in the quotation or order.Bulk carton packing
Available subject to confirmed piece weight and shipping requirements.
Palletized shipment
Available when pallet size and handling requirements are confirmed.
Small boxes with outer cartons
Available when the box quantity and labels are agreed.
Buyer branding and labels
Available after artwork, label content, placement and the applicable minimum batch are agreed.
Frequently Asked Questions
Which order and delivery details are already confirmed for Countersunk head self-tapping screws with cross recess?
MOQ: 20000–30000 pcs. Confirmed packing options include Bulk carton packing, Palletized shipment, Small boxes with outer cartons, Buyer branding and labels.
What information should be included in a quotation request for Countersunk head self-tapping screws with cross recess?
Provide the required standard, diameter or size, length, material, finish, quantity, delivery destination.
Related Products
Request this product by exact specification.
Add the required size, quantity, material, finish and documents where known.