BTS-121121-1 – Premium One-way Slotted Sex Thread Bolt w/ 20 Serration under Head by Sen Chang

ISO-Certified High-Tensile Fasteners for Demanding Applications

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BTS-121121-1 – High-Performance One-way Slotted Sex Thread Bolt w/ 20 Serration under Head

Discover BTS-121121-1, part of Sen Chang’s premium One-way Slotted Sex Thread Bolt w/ 20 Serration under Head collection. Built for reliability, our fasteners are engineered using advanced manufacturing processes and premium stainless steel materials.

With 48+ years of expertise and ISO 9001-certified quality, Sen Chang delivers fastening solutions trusted by global manufacturers across automotive, electronics, and industrial sectors.

Enhance your projects with fasteners designed for strength, precision, and long-term performance. Partner with Sen Chang for dependable fastening solutions.

One-way Slotted Sex Thread Bolt - One-way Slotted Sex Thread Bolt w/ 20 Serration under Head
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One-way Slotted Sex Thread Bolt

BTS-121121-1

Process: Using multi blow header for head formation before threading, and then acid washing
All the items are inspected during the process and before shipping, complying with ISO Working Instruction
Inspection Tools: Calipers, Protrusion-height gage, Micrometer, 2.5D and 2D projector
Measurement Points: Across the flat and corner, Length, Head height, Major diameter, Minor diameter, Thread angle, Pitch, Ring gage GO/NO GO

Features

  • 20 Serration under Screw Head

Specification

  • Item Material: 302HQ
  • Item Size: #10-24*1/2
  • Available Stainless Steel Material: 302HQ、 304SS 、305SS 、316SS 、410SS 、420SS 430SS

Available Product

  • Head Diameter M1.6~M16/#00~#5/8
  • Length 1/8”~12”/3.175mm~600mm

Product Application Range

We provide customers with satisfactory products and services Stainless Steel Wires
Stainless Steel Wire
Type: AISI 302HQ, 304, 305, 316, 410, 410H, 430
Diameter: 0.80~25.00mm


Stainless Steel Screws
Diameter M2~M16 / #00~#5/8
Length 1/8"~12" / 3.175mm~300mm
A. Material
Steel, Brass, Stainless (18-8SS, 410, 430), Copper
B. Drives
1. Phillips
2. Slotted
3. Phillips / Slot Combination
4. Square / Phillips Combination
5. 6 Lobe
6. POZI
7. Square Drive
8. Hexagon
9. One way (Tamperproof)
C. Head Styles
1. Round
2. Pan
3. Flat
4. Ind. Hex & Hex Washer
5. Oval
6. Truss
7. Fillister
8. Binding
D. Sheet Metal Screws
Type A, B, AB thread
E. Thread Cutting Screws
Type F, Type T or 23, Type B or 25, Type A. AB or 17, Special moon-cut, Spoon cut
F. Machine Screws
G. Socket Fasteners
1. Socket Cap Screws
2. Low Head Socket Cap Screws
3. Button Socket Cap Screws
4. Flat Socket Cap Screws
5. Shoulder Bolts
H. Main Products & Miscellaneous Screws
1. Security Screws
2. Nails
3. Socket Set Screws - cup point
4. Combo Screws
5. DIN 7995 assembled with washer
6. Special SEMS
7. Drywall Screws
8. PHIL / SLOT Side Walk Screws
9. Chipboard Screws
10. Wood Screws-Phillips and Slotted
11. Self-Drilling Screws
12. Special-Coating Screws
13. Coarse (DEEP) Thread Screws
14. Special Window Screws
15. Head Painted Screws
16. Drive Screws Round Head Type U
17. Special Screws with thread in Triangular Shape
18. CSK SQ Drive #2 Chipboard 4 Ribs Coarse Thread
19. Thumb Screws with Shoulder and without Shoulder
20. Square Drive Deck Screws-bugle head, Type 17 Cutting Point
21. Screws with High Thread and Low thread combined together
22. Special Screws with Thread angle 30 degree and root in "V" shape
23. Hex head Self Tapping Screws 304 S/S high Tensile, Torsion and Hardness

Produce per customer's drawing & samples or IFI, DIN, BS, JIS,ISO
If we don't have the fastener your looking for, give us a call anyway, because if we don't have it, we'll make it!!