Amazon.com : Stoic Technology Covert HD Wall Plate Camera, 1080P, 3.7mm Pinhole Lens 4 in 1 : Electronics
6 - 2.5mm A/F HEX PIN HOLE SECURITY BIT ANTI TAMPER 1/4" HEXAGONAL DRIVE CR-V | eBay
5/16" x 1-1/4" Zinc Plated Single Hole Clevis Pin | K.L. Jack
M6.5 EFL 3.6mm pinhole lens for mobile phone camera 5MP micropore 8*8mm holder 1/4" camara facial reader M6 QR code scanner lens|CCTV Parts| - AliExpress
Replacement T-pin for hole punch, nickel-plated steel, (1) 2-3/8x1-1/8x1/4 inch T-shaped 1.5mm pin and (1) 2-3/8x1-1/8x1/4 inch T-shaped 2mm pin. Sold per pkg of 2. - Fire Mountain Gems and Beads
415125: 1/4" (6.3MM) HOLE SIZE BLACK NYLON, AUTOMOTIVE PUSH PIN RETAINER, GM / FORD - 25
858-22-004-80-011101 - Mill Max - Spring Loaded Connector, Pogo Pin Header, 4 mm
Bright Nickel 5 mm Pin Angled Shelf Support with 3/4" Arm and Diamond Hole -Priced and Sold by the Thousand
LineMak Mini Camera for Indoors, 1/4" HD Digital Sensor, 700TVL, 3.7mm Pinhole Lens, for DVR or Surveillance Systems.
Caddy CAT32HPAFAB4 | Southern Electronics
Marshall Electronics V-ZPL06MZ 4mm to 20mm f/2.5 V-ZPL-06MZ B&H
2 Megapixel Manual Iris Pinhole lens 4mm,1/3" CS Mount Lens ,CCTV lens for Machine Vision Lens cameras Industrial Lens 1080P|CCTV Parts| - AliExpress
Amazon.com: Ronstan Transom Gudgeon - 6.4mm(1/4") Pin/Hole (55156) : Electronics
HD 4-IN-1 (CVI, TVI, AHD, ANALOG) 1080p Pinhole Camera 3.7mm Pinhole Lens - Specialty - 1080p 4-in-1 Cameras - HD All-in-One Solutions
CLEVIS WITH 6MM (1/4") HOLE | Venhill USA
Making, Measuring and Testing the "Optimal" Pinhole: Pinhole Adventures Part 3 – by Sroyon - 35mmc
DeWALT Anchors & Fasteners - Hole-Cutting Tool Pins, Centering Drills & Pilot Drills; Tool Compatibility: Hole Saws; Product Type: Centering Drill; Pin Diameter (Inch): 1/4; Material: Steel; Pin/Drill Length (Inch): 2; Shank
Marshall Electronics VZPL06 4mm to 20mm f/2.5 Vari-Focal
Weasler 1" (25.4 MM) Round Bore w/ 1/4" Pin Hole Yoke 2100/100 Series 802-7108 767908216406 | eBay
Big Horn Shelf Pin Drilling Jig with 1/4 Inch & 5mm Self Centering Bits 19653
Pinhole lens 2.8mm,1/2.5" CS Mount Lens ,CCTV lens for Machine Vision Lens cameras 2 Megapixel Auto Iris fixed Industrial Lens|CCTV Parts| - AliExpress
Lenox - Hole-Cutting Tool Pins, Centering Drills & Pilot Drills; Tool Compatibility: Hole Saws; Product Type: Pilot Drill; Pin Diameter (Inch): 10-3/8; Material: Carbide-Tipped; Pin/Drill Length (mm): 6; Pin/Drill Length (Inch): 1/4;
Color HD CMOS 1/4 700TVL Mini CCTV pinhole Camera Module 3.7mm 2.5mm Lens+PAL or NTSC Optional surveillance cameras|Surveillance Cameras| - AliExpress
QILENS HD 2MP Mini Lens 2.1mm M12 Pinhole Lens F2.0 1/4" | eBay
Clevis Knuckle - 1 13/16" Pin Hole | AGRISTORE USA
HD-TVI Specialty: 4-in-1 (CVI, TVI, AHD, Analog) 1080p Motion Detector Camera with 48 IR(150ft) , 3.7mm Pinhole Lens - White - HD All-in-One Solutions
![0.05mm Laserdrilled Pinhole Large 1 3/4" holder for telescope foucault tester | eBay](https://i.ebayimg.com/images/g/6PkAAOSwoQ1TmPl5/s-l500.jpg "0.05mm Laserdrilled Pinhole Large 1 3/4" holder for telescope foucault tester | eBay")