Since its inception, Ganggu has focused on the development and manufacturing of high-quality hardware fasteners and precision CNC machining services.

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case 1

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case 2

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case 3

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case 4

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case 5

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case 6

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case

Adjustable Hand Knob Screws 195 Pcs, M4-M6 Knurled Thumb Screws, Case

Thumb screw assortment kit — 195 pcs of M4 M5 M6 knurled thumb screws in 12 metric sizes (12/16/20/25mm, 65 per thread), with a clear 12-compartment case. Black knurled plastic knobs on white zinc-plated iron studs: non-slip grip, tool-free hand tightening, clean metric threading. Ideal adjustable hand knob screws with storage case for furniture leveling feet, equipment fixtures, camera and 3D-printer rigs, enclosures and DIY. In stock; OEM/ODM packaging, box, label and in-box assortment customizable.

Brand name:

GG Screw

Product name:

thumb screw

MOQ:

Place of origin:

China

OEM&ODM:

Drive type:

ISO9001:2015, RoHs

Spec:

Cover M4 M5 M6 ,195PCS

Finish:

white zinc plated

Material:

Iron

View size guide

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After-sales service

Quality warranty, free re-delivery for defective/wrong items and lifelong free technical matching support for all orders.

Certificate

ISO9001:2015, RoHs

Service

Plenty of boxed fasteners in stock with fast delivery, all types support custom sizes and packages.

Package

Small Packing+Carton Packing+Pallet,support customized

Spec

Cover M4 M5 M6 ,195PCS

Finish

white zinc plated

Material

Iron

195PCS ADJUSTABLE THUMB SCREW SET — 12 Popular Sizes (M4 / M5 / M6 × 12 / 16 / 20 / 25 mm), Tighten · Loosen · Adjust by Hand.

Stop hunting for the right fastener. This knurled thumb screw assortment kit gives you 195 hand-tightened screws across twelve metric combinations — M4, M5 and M6 threads in four practical lengths, 65 pieces per thread size — sorted in a clear 12-compartment organizer case with two snap latches and a hang tab. Each screw pairs a wide, matte-black knurled plastic head with a white zinc-plated iron stud: the textured edge delivers a non-slip grip for fast tool-free adjustment, the wide head is comfortable to turn, and the clean metric threading installs smoothly and holds securely. Ideal for furniture adjustment and leveling feet, equipment and fixtures, camera and 3D-printer rigs, electronic enclosures, shop jigs, replacement and repair, and everyday DIY.

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case 7

Key Features & Callouts

1.Knurled Grip

Textured edge for easier hand tightening — a non-slip grip even with oily or gloved hands.

2.Wide Thumb Head

Comfortable to grip and turn — the wide circular head applies more torque by hand, no screwdriver needed.

3.White Zinc-Plated Iron Thread

Clear, consistent metric threading with white zinc plating for corrosion resistance and a smooth, secure hold.

4.Quick Tool-Free Adjustment

Tighten, loosen and adjust by hand — ideal for parts that need frequent, on-the-fly positioning.

5.12 Individual Compartments

A clear case with 12 fixed compartments keeps every size separate, easy to identify, sorted, stored and ready to use.

6.Portable & Retail-Ready

Hinged lid with two snap latches and a hang tab — fits toolboxes, workbenches and retail pegboards.

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case 8

One kit, multiple applications — sorted, stored and ready to use.

This 195-piece adjustable thumb screw set is available from stock (in stock / ready stock). Standard stock configuration: 195 pcs/set — M4, M5 and M6 threads, each in 12/16/20/25 mm, 65 pieces per thread size — black knurled plastic knobs on white zinc-plated iron studs, in a clear 12-compartment case, packed 14 sets per export carton. Samples and bulk orders ship promptly for retail, wholesale and private-label programs.

Beyond ready stock, we offer full OEM/ODM & private label services — ready for wholesale and private label:
Packaging,Box,Label,Assortment,Head Colors,Material,Logo Logo Embossing,Bulk & Carton...

Thumb Screw Assortment Kit 195 Pcs, M4 M5 M6 Knurled,Ajustable Hand Screws with Storage Case 9

FAQ

Q: What is included in this thumb screw kit? A: 195 hand-tightened thumb screws in 12 metric combinations — M4, M5 and M6 threads, each in 12/16/20/25 mm — plus a clear 12-compartment storage case.
Q: What is a thumb screw used for? A: Anywhere parts need frequent, tool-free adjustment or hand tightening — furniture leveling feet, equipment fixtures, camera and 3D-printer gear, electronic enclosures and DIY jigs.
Q: What is the material and finish? A: A matte black knurled plastic knob on a white zinc-plated iron threaded stud — corrosion resistant, comfortable to grip and smooth to install.
Q: How do I pick the right size? A: Check the thread size (M4, M5 or M6) and the required length (12/16/20/25 mm) before installation — the case label and compartment guide make selection quick.
Q: Are these in stock? Can we customize? A: Yes, in stock for prompt shipment. OEM/ODM available: custom assortments, private labels, head colors, stainless steel studs (304/316), logo embossing and bulk packing.

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