hardness Archives - A Sphere of Savings

7-in-1 Pool Test Strips – Quick & Accurate

QUICK & EASY: Simplify your pool and spa testing with our easy pool testing strips. Just dip our hot tub test strips into the water for 2 seconds, wait for 30 seconds, and compare the results accurately to the provided color chart.

Damascus Steel Chef Knife Set – Super Sharp & Rust-Resistant

[High Quality 10Cr15CoMoV Steel Core] It is the real Damascus steel not laser pattern with Rockwell of 60-62HRC.The material of the steel is improved in the similar proportion of Japan VG10.The steel is with super sharpness, strong resistance and razor sharp edge. As it contains Cr, Mo, Co and V element, it is more rust-resistant and wear-resistant,which is more resistant than AUS-10 steel.

9H Tempered Glass Screen Protector for Kindle Fire 7 –

Hydrophobic and Oleo-phobic coatings protect against sweat and oil residue from fingerprint. 9H strong-hardness prevent keys and other outside objects Scratched.

Precision Worm Gears Set (POM, High Hardness)

Worm material: 40CR quenched and tempered hardness HRC25;

Garmin Move 3-Pack Tempered Glass Screen Protector –

Product MaterialGlass material, with high-definition transparent film, gives you a better feeling than a bare screen. 99.99% High-definition clear hydrophobic and oleophobic screen coating protects against sweat dirt, dust and oil residue from fingerprints.

Garmin Vivomove HR Tempered Glass Screen Protector –

Product Materialhigh quality 9H hardness glass, protect from accidental scuffs and scratches by knife, keys and other hard objects

Garmin Fenix 7X Tempered Glass Screen Protector –

Product Material2.5D 9H Hardness Tempered Glass, protect from accidental scuffs and scratches by knife, keys and other hard objects,No bubbles and No residue when removed.