GBJ Buying Guide & Brand Review (Sep. 2026 Updated)

At a Glance: Top GBJ Picks

Top 1

GBJ 20pcs TCMT21.51 Turning Inserts TCMT110204 TCMT21.51 Carbide Inserts TCMT...

Top 2

GBJ TCMT32.51 TCMT16T304 10pcs tcmt-32.51 Inserts Carbide Inserts External Tu...

Top 3

GBJ S08K/S10K/ S12M-SCLCR06 3pcs +10pcs CCMT060204 Carbide Inserts with 95 De...

* CherryPicks.Reviews is reader-supported, Our editor review, and recommend the best products based on extensive data analysis, if you click on the product links, we may earn a commission through qualifying products purchased.

Market Overview
GBJ Reviewed
  • Reviews Analyzed: 1,073 Items
  • CPR Avg. Rating: 4.8 / 10
64 Products Evaluated
  • Highest Price: $115.59
  • Lowest Price: $4.59
  • Avg. Price: $32.73
Price Disclaimer

Top 15 GBJ Products On Amazon (Verified to buy)

GBJ 20pcs TCMT21.51 Turning Inserts TCMT110204 TCMT21.51 Carbide Inserts TCMT Insert S08K/S10K/S12M-STFCR11 1/3" 3/8" 1/2" 91° Turning Holder Boring Bars (20 pcs TCMT21.51 Inserts)

GBJ
TCMT110204 TCMT21.51
3.937 x 1.9685 x 0.7874 inches
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄 Size: TCMT 21.51(TCMT110204), 3/32" Thick, 1/64" Radius, 7 degrees relief angle,triangle inserts for aluminum,steel and stainless steel;
🎄 Material: TCMT21.5 inserts are made of solid carbide with tin coated, offer long tool life and faster cutting speed, low friction coefficient, good wear resistance
Show More

GBJ TCMT32.51 TCMT16T304 10pcs tcmt-32.51 Inserts Carbide Inserts External Turning Inserts Cutting Tools for Steel Parts and Stainless Steel for STFCR Turning Tool Holder (TCMT32.51 (Yellow))

GBJ
GBJ
0.12 pounds
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄Model: TCMT16T304 / TCMT32.51
🎄Feature: Suitable for finishing and semi-finishing of various steel, stainless iron and cast iron workpieces, such as 45# steel, Spring steel, H13 steel ,42Cr steel. Perform good even in very dirty environment
Show More
Top 3

GBJ S08K/S10K/ S12M-SCLCR06 3pcs +10pcs CCMT060204 Carbide Inserts with 95 Degree Internal Turning Boring Bar with 10pcs CCMT2(1.5)1 Carbide Inserts for Machining Steel Parts and Stainless Steel

GBJ
gbj
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄 About CCMT060204 inserts: carbide material with CVD coating ,used for machining steel and stainless steel parts, non-ferrous metals. 80 degree diamond turning inserts.
🎄 About the internal holder / boring bar : mini ae.(Minimum machining hole diameter) 10mm,13mm,16mm; 40Cr material with forging process , strong and durable ,total length :125mm-150mm/4.92"-5.9", 95 degree right hand internal turning boring bar.
Show More

GBJ 90 ° Indexable End Mill Holder BAP400R C24-25-200 APMT1604PDER Carbide Inserts Machining Steel,Iron Square Shoulder Face milling Slotting Milling Arbor (400R C25-25-150-2T+APMT1604PDER-DP Gold)

GBJ
GBJ
5.9 x 0.98 x 0.1 inches
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

☞About the APMT1604 inserts: carbide inserts with CVD coating , Machining steel parts and iron ,PMKSH,For shoulder milling, face milling and slotting,HRC15°-55°
☞About the 400R C24-25-200 -2T (0.98" Shank) Milling holder: 40Cr MnTi ,0.98" shank diameter , 0.98" cutting diameter, 7.87" overall length. Through heated and quenched, solid hard with good cushioning effect, Screw down insert.
Show More
Top 5

GBJ 10pcs DCMT21.51 DCMT070204 Carbide Inserts Lathe Turning Inserts Turning Tool Multilayer Coated CNC Lathe Inserts for SDJCR Lathe Turning Tool Holder Replacement Insert

GBJ
gbj
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄 Material: Carbide alloy turning inserts
🎄 Feature: DCMT070204, Radius 0.4 inserts are suitable for finishing and semi-finishing of stainless iron. Perform good even in very dirty environment
Show More

GBJ 10pcs SP200 GTN-2 Grooving Cut-Off Carbide Inserts for SPB26-2 SPB32-2 Blade Grooving Slotting Tool Cut Off Plate Tool

GBJ
SP200 / GTN-2
0.1168 pounds
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄 Inserts Material : Carbide inserts with CVD Coating. Coating endows inserts strong impact resistance, good versatility with high precision, high finish and high wear resistance.
🎄 GTN-2 Insert Applicaiton: Suitable for Stainless steel parts processing.
Show More

GBJ Lathe Threading Tool External + Internal Threading Holder SER 1010H11+ SNR 0010K11 Threading Holder with 11ER AG60 11IR AG60 Threading Inserts (SER1010H11+SNR0010K11+11ER A60+11IR A60 (Gold))

GBJ
GBJ
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄【1】Inserts Material : Carbide inserts with CVD Coating. Coating endows inserts strong impact resistance, good versatility with high precision, high finish and high wear resistance.
🎄【2】Advantage: It is convenient for the user to clamp and replace, and only a wrench is needed to replace the insert .The parts have good rigidity, long service life and lower the cost of tools.
Show More
Top 8

GBJ Face milling Holder 50mm/1.96" 50-22-4T CNC Face Mill End Milling Shell Cutter with APMT1604PDER -DP Shank Face Mill Arbor BAP400R 50-22-4T (BAP400R 50-22-4T+APMT1604PDER Yellow)

GBJ
GBJ
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄 About the 400R 50-22-4T Milling holder: 40Cr MnTi ,50mm/1.96" height and face diameter. Interface diameter: 22mm/0.86". Through heated and quenched, solid hard with good cushioning effect, Screw down insert.
🎄 About the APMT1604 inserts: carbide inserts with CVD coating , Machining steel parts and iron ,PMKSH,For shoulder milling, face milling and slotting,HRC15°-55°
Show More
Top 9

GBJ 3/4"-10 3/4"-14 3/4"-18 HSS Tap And Die Set UNF Machine Thread Tap And UNF Round Thread Die Right Hand (3/4-10 UNC)

GBJ
gbj
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄 Thread diameter (D): 3/4''. Matching drill bit size: 0.65 inch/16.51mm
🎄 Application: Cutting Tools & Consumables, carbon steel,alloy steel and cast iron hole processing etc.Can be used in general purpose applications for both ferrous and non-ferrous materials
Show More
Top 10

GBJ 3/4" SRAPR 2020K10 + RPMT10T3 Lathe Turning Holders 90° Lathe Turning & Profiling Tool Holder for Round Carbide Inserts RPMT10 RPMT08 (SRAPR2020K10 + R5 Inserts)

GBJ
GBJ
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

☞Type:Screw compression type, quick and easy installation and removal.Quenching and hardening, stable processing and good shock resistance
☞High-quality Substrate: Good anti-rust ability and acid resistance, fine appearance, quality assurance.Clear Markings: laser processing for easy identification of the tool holder
Show More
Top 11

GBJ APMT1135 Indexabler Face Milling Inserts with 90 Degs Square Shoulder Indexable Milling Tool Holder 1/2in Shank for Steel Cutting Semi-Finishing (3/8in milling Holder+1pc APMT1135)

GBJ
GBJ
0.003 x 0.0005 x 0.4921 inches
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

[APMT1135-DP MILLING INSERTS]I.C. 0.244", Thickness 0.137", Hole 0.110", Radius 1/32",Blade length0.43",Blade width0.25",Thickness0.14",TiN Coated Carbide Inserts for Machining Steel,HRC15°-55°.
[1/2"x1/2"x3"-1T FACE MILLING ROD]: Made from alloy steel hardened to HRC 52-56 ,90° Cutting angle ,Screw type, 1/2 indexable end mill Cutting diameter: 1/2"; Shank diameter: 1/2"; Overall length: 3"; ap: 0.5"; Screw: M2.5 x 6; Wrench: T8 ; Insert: APMT1135,
Show More

GBJ 2pcs APMT1135 Indexabler Face Milling Inserts with 90 Degs Square Shoulder Indexable Milling Tool Holder Shank Diameter 5/8in, Length 3in, for Steel Cutting Semi-Finishing

GBJ
GBJ
3.0 x 0.6248 x 0.0006 inches
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

[APMT1135-DP MILLING INSERTS]I.C. 0.244", Thickness 0.137", Hole 0.110", Radius 1/32",Blade length0.43",Blade width0.25",Thickness0.14",TiN Coated Carbide Inserts for Machining Steel,HRC15°-55°.
[5/8"x5/8"x3"-2T FACE MILLING ROD]: Made from alloy steel hardened to HRC 52-56 ,90° Cutting angle ,Screw type, tip diameter: 5/8"; shank diameter: 5/8",overall length: 3", Screw: M2.5 x 6; Wrench: T8 ; Insert: APMT1135,
Show More
Top 13

GBJ APMT1135 Indexabler Face Milling Inserts with 90 Degs Square Shoulder Indexable Milling Tool Holder 1/2in Shank for Steel Cutting Semi-Finishing (1/2in milling Holder + 1pc APMT1135)

GBJ
GBJ
3.0 x 0.4921 x 0.4921 inches
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

[APMT1135-DP MILLING INSERTS]I.C. 0.244", Thickness 0.137", Hole 0.110", Radius 1/32",Blade length0.43",Blade width0.25",Thickness0.14",TiN Coated Carbide Inserts for Machining Steel,HRC15°-55°.
[1/2"x1/2"x3"-1T FACE MILLING ROD]: Made from alloy steel hardened to HRC 52-56 ,90° Cutting angle ,Screw type, 1/2 indexable end mill Cutting diameter: 1/2"; Shank diameter: 1/2"; Overall length: 3"; ap: 0.5"; Screw: M2.5 x 6; Wrench: T8 ; Insert: APMT1135,
Show More
Top 14

GBJ 1/2" SNL 0013M16 Left Hand Internal Threading Boring Bar with 10pcs 16ER AG60 3/8" Carbide Inserts External Carbide Threading Inserts

GBJ
GBJ
7.08 x 3.34 x 1.57 inches
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄 Inserts Size: 16ER- 3/8" right hand . Partial profile: 60 degree, Pitch : 0.5--3.0mm, insert length:16mm. Suitable for machining Stainless steel and Steel parts
🎄 Inserts Feature: carbide with PVD coating , Coating endows inserts strong impact resistance, good versatility with high precision, high finish and high wear resistance.
Show More
Top 15

GBJ 95 Degree S16Q-SCLCR09 5/8" Internal Turning Boring Bar with 10pcs CCMT32.51 Turning Inserts 16ER AG60 External Carbide Threading Insert with 5/8" SNL0016Q16 SER1616H16 Threading Holder

GBJ
GBJ
Seller CPR Rank Amazon Fulfilled Prime Free Shipping
GBJ-1 -

Features

🎄 Inserts Material : Carbide inserts with CVD Coating. Coating endows inserts strong impact resistance, good versatility with high precision, high finish and high wear resistance.
🎄 Insert Applicaiton: Suitable for Stainless steel parts processing. Turning inserts for finishing and semi-finishing.
Show More

Our GBJ Review

GBJ products on Amazon (Sep. 2026)

What to buy from GBJ?

GBJ sell products mainly in the Industrial & Scientific category.

Its popular products on Amazon include Indexable Insert Holders,Indexable Inserts And Turning Holders

If you intend to buy any of these products, then you can find them easily on Amazon. 

Featured Reviews Related to GBJ

3,321 Reviews Analyzed
2,641 Reviews Analyzed
2,425 Reviews Analyzed

GBJ Pricing

The brand has over 438 products listed on Amazon with a price range of $4.59 to $115.59 form our picks.

Currently, the average price of their product is $32.73 which is considered affordable. You can make your choice from the list of products offered by the GBJ.

Is GBJ a good brand? 

A brand is an essential factor when making a purchase. What do we think about the GBJ? Well, according to the information available on Amazon, GBJ products are sold by GBJ-1.

The seller has received about 365 feedbacks from buyers with an average start rating of 4.8. With a rating as this from the number of feedbacks, we can conclude that GBJ is Liquid error: comparison of String with 4.8 failed

Can I know who the owner of GBJ is?

GBJ is selling on Amazon's North America Marketplaces. You can find out the actual owner of the brand at https://www.uspto.gov/trademarks/search

From there, you can tell whether Amazon owns the brand or not. If you want to buy Amazon branded products, you can go here, and list some of their top brands. Amazon owns 100 private-label brands that operate in different markets.

Related Amazon Store for GBJ

Similar Competitors Brands like GBJ on Amazon


Methodology

How We Evaluated GBJ Products

We are crawling & scraping a large amount of data from 438 GBJ products and a countless number of reviews, you can gain valuable insights to enhance your understanding of various aspects related to GBJ, and you can use those data to help you make informed buying Indexable Insert Holders,Indexable Inserts And Turning Holders decisions. Those recommend the 15 best products from GBJ based on thorough analysis and research by our CherryPicks-AI ranking system.

Why create this buying guide?

Our brand guide is designed to provide up-to-date & unbiased information about GBJ products. Our goal is to empower you with data-driven insights, enabling you to make better shopping decisions efficiently to save time. We prioritize earning your trust by providing reliable information and guidance.

Who is selling GBJ on Amazon?

According to the information we have, currently there is only one seller (GBJ-1) offering this brand, and we have not found any other Amazon stores engaging in reselling GBJ.

  • GBJ-1: 365 Yearly Feedback, Avg. Ratings 4.8
Rank Name Yearly Feedbacks Avg. Ratings
#1 GBJ-1 365 4.8

It's important to note that this information is based on the data available to us, and there could be additional sellers or circumstances that we may not have identified. However, as per our findings, the brand seems to be exclusively offered by the single seller mentioned.