Reviews 4 3mm Lens

26PCS Cut-off Wheel Screw Mandrel Set, 2mm/3mm/6mm Screw Mandrel for Rotary Tools (1/8 Shank, 1/4 Shank)

10 PCS 2mm (Approx 5/64)Screw Mandrel 3mm( Approx 1/8) Shank.
10 PCS 3mm (Approx 1/8) Screw Mandrel 3mm ( Approx 1/8) Shank..
3 PCS 6mm (Approx 1/4) Screw Mandrel 3mm (Approx 1/8) Shank.
3 PCS 6mm (Approx 1/4) Screw Mandrel 6mm (Approx 1/4) Shank..
The base mandrel is suitable for discs such as diamond cutting wheels, resin cutting wheels and small saw blades..

Material: Lens are made of a hard plastic / Mount is made of metal.
Weight: 65g. Very Easy to Install, Fits 20 mm rail system.
Includes Two Lens Covers (Yellow & Transparent). Screen dimension: 50mm(W) x 55mm(H) x 3mm(D).

Prewired with built in Resistor, 20000 hours+ Lifespan..
Product Overview: 30pcs Pre-wired 3mm Flickering Yellow LED - Candle Flickering Lights - 3mm Clear Lens.
Product Features: Prewired LED For DC 12V (Preloaded 1/4w Metal Film Resistor) - 7.8 inch Wire Lead (7-Core Pure Copper & Tin-Coat At The End).
Product Parameters: The Anode: Yellow Wire / The Cathode: Black Wire / Forward Voltage: DC 12V / Forward Current: 20mA / LED Viewing Angle: 30°.
Widely Applicable: DIY Hobby, Electronic Project, Decoration, Instruction And Lighting….

Tactical Airsoft 3mm thick scope protector lens cover can be flip up and down,quick detach with thumb knob that need no tools..
High Transparency with no vision distortion,CO-WITNESS with any other optical scopes,red dot sight,reflex sight,protective to eyes for airsoft,paintball activities..
Quick detach mount fits weaver mount and standard picatinny rail mount,with Yellow and Transparent 2 types of lens..
Superior aircraft grade aluminium mount made from one piece,fits weaver mount or standard picatinny mount rail..
Compact and ultralight,easy to carry with installment mounting tools..

Exchangeable 2 color shield, which can be flipped up and down..
Fits on all standard picatinny / weaver / 1913 / 20mm rail system..
Quick detach thumb screw fitting. Tools free locking mount, easily bolt-on or remove..
Includes two lens covers (yellow & transparent). Screen dimension: 50mm(W) x 55mm(H) x 3mm(D).
This scope protector is a proof shield for airsoft rifle scope. It is perfect for airsoft and paintballing..

The Original Dr Mom Otoscope the otoscope that started it all with home ear exams and the first otoscope offered for sale on the internet in 1996.
30 High resolution eardrum photos and detailed use instructions provided via a weblink. Minimize risk of eardrum rupture! Avoid painful earaches, and late night trips to the ER, through early observation of symptoms..
Proprietary process of lens manufacturing was used for a crystal clear lens with zero distortion. 3 size specula-2.5mm infant, 3mm child, and 4mm adult..
Be Fully Prepared for Your Kids’ Ear Emergencies with the Third Generation Dr Mom LED Otoscope! Not All Otoscopes Are Created Equal - Be Sure to Choose Wisely! Stop wasting tons of money on unreliable otoscopes that either don't work or are difficult to use. Designed by an experienced ER physician, the Third Generation Doctor Mom LED Otoscope combines superior quality, functionality, and an attractive price..
Best value for an otoscope when considering price to ratings.

Bonus Kit Includes: Janome Narrow Elastic Gathering Foot, Janome Wide Elastic Gathering Foot, Size 12 Needles..
1, 2, or 3 needle, 1 needle, 2 thread chain stitch, 2 needle, 3 thread cover stitch3 needle, 4 thread triple cover stitch..
Extra large bed space 4” x 5.5”, Tension release device, Quick reference sticker for stitch selection, Speeds up to 1,000 spm..
Features the Seam Tightening System (STS), a Free Arm, Vertical needle drop, and Foot pressure adjustment with guidelines..
Stitch width with two needles: 6mm (standard), 3mm (narrow), Stitch width with three needles: 6mm (3mm + 3mm), Stitch length 1 to 4mm..

STUDENT,NURSE,HOME,CLINIC,MEDICAL USE: For DIY At-Home ENT doctor visit,nurse and other medical students.Packed in protective hard case..
3x MAGNIFICATION LENS & 8 TIPS & BULB EXCHANGE SCREWDRIVER: Coated glass lens to help resist scratches,Adjustable and 3x magnification lens for you to viewing clearly. 2*2.4mm,2*3mm,2*4mm,2*5mm for children & adult and bulb exchange screwdriver.Reusable pocket otoscope kit for ear nose and mouth cavity.
HIGH-INTENSITY BRIGHT BULB: Bright light to help you see the ear-hole clearly,bulb and batteries are replaceable.(Battery not include, and AA alkaline batteries are recommended).Ear scope set for nurse,children,adults,pets - clinic,medical school.
SOMETHING YOU NEED TO KNOW: Protect this device from water,moisture,impact,dropping,direct sunlight,heat and fire.Dont touch the lens directly by hand or something hard. And please use the bulb type specified in this instruction brochure.
WHAT YOU CAN GET: Available in SCIAN otoscope kit - Veritable SCIAN Trademarked Products - in business since 1993 - provide 30 days refund without any reason or replacement service & 3 Years free customer service.

Metric m1 m1.2 m1.4 m1.6 m1.7 Very Small Screws Assortment Kit.
16 Kinds, each 50 pcs, total 800 pcs,Packed in a plastic box.
Material: steel, Ni-Plated.phillips head.
Very Small screws assortment kit can be used for watches,clocks,Mobile phone etc..