ReviewsSurface Hardness

Masonry Hammer, Double Head Brick Hammer Flat Mouth Duckbill Hammer for Geological Survey(Hammer Head 600g)

【CARBON STEEL】Our brick hammer is made of high carbon steel for long service life...
【HEAT TREATED】The whole of the flat head hammer is of heat treatment, which is impact-resistance and wear-resistance..
【POLISHED SURFACE】The surface of rock pick hammer is polished and has a high hardness..
【HARDNESS TEST】You can initially measure the hardness of the rock with the geological hammer..
【RUBBER HANDLE】The rubber handle is comfortable for you to grip and is anti-slip..

Size : XL. It features a moderately sharp and light sliding surface. It was completed after many development experiments and endurance tests as a....
Color : Black. Feature 1: A surface overturning common sense until now. Until now it is uniform and just as same surface. "Quick initial motion",....
Surface Material: Special Weave (Polyester). Reduce the effects of hand sweat caused by long play. Zero hygroscopic / sweat-absorbent material.....
Sponge hardness: MID. Pad never slips during play with the strongest anti-skid. Feature 3 : Intermediate layer (sponge part) of gaming mouspad....
Extremely flat gaming mouse pad, stable mouse movements. Multi hardness allows you to match your favorite operability. Hayate Otsu enabled more stable....

REPLACEMENT COARSE KNURLING WHEELS-- High strength and high hardness, for making the surface pattern of a workpiece..
DIAGONAL WHEEL-- High strength and high hardness, for making the surface pattern of a workpiece..
DIAGONAL WHEEL KNURL-- craft, carefully down to every detail to give it a chic and beautiful look..
REPLACEMENT DIAGONAL WHEEL-- Material: made of high grade steel for durability. High strength and hardness..
LINEAR KNURL TOOL-- With fine workmanship, simple in design and very practical in use, easily win your favors..

This set includes 8 Mohs' Hardness Points from Mohs' 2 through Mohs' 9, nicely mounted in nickel-plated Brass, color-coded, number-stamped, and double-ended Pin Vises, along with two Hardness Plates of Mohs' 3.5 and 5.5, a Streak Plate, a Magnet, and a 100x Sharpening Stone, enhanced by Instructions, Table of Minerals sorted by Mohs' Hardness, all neatly packaged in a compact, Wooden Case..
To perform a scratch test, select a numbered Hardness point, and try to scratch a flat, smooth surface of the mineral. For example, if the number 6 point scratches your mineral, but the number 5 point does not, then your mineral has a Mohs' Hardness value of about 5.5. This is an important mineral identifying criteria..
The Hardness Points are made of Metals and Alloys of equivalent Mohs' Hardness as the mineral standards, so the points will not break off, and they can easily be r....

【Compatibility】- Supports Microsoft Surface Pro 2017 Pen (Model 1776),Surface Pro 4 5 6 7/ Surface Go1 2 3/ Surface Book 1 2/Surface Studio / Surface Laptop 1 2 Pen/Surface Slim Pen 2. Note : If you have a Surface Pen with no clip, a Surface Pen with single button on flat edge, or a Surface Slim Pen 2, you can replace the tips..
【Original Quality】- Our pen tips have the same quality as the original tip that comes with Surface Pen, with high sensitivity and durability..
【Easy To Use】- Simply pull out the pen tip with the side of the storage box, very easy to replace. The hardness of HB is moderate and the hardness of 2H is hard, so you can combine them according to different needs..
【Natural & Sleek Feeling】- Made of premium rubber, safe to use. And offer a natural feel as smooth as pen on paper..
【Quantity】- The package includes 3 x HB-type pen tips and 2 x 2H-type pen tips..

[MR FIX 9H] - After painted with this kit, a protective layer will be covered on car body, protect your car from salt fog corrosion, bird drops, UV....
[CAR BEAUTY] - 9H hardness tech makes the car maintain flexible underneath while providing a water repellent covering at the surface, by the way, get....
[ANTI SCRATCH] - With the hardness of super hydrofobowa glass coating. The sacrifical coated on the surface can be used as a coat of the barrier.
[EASY TO USE] - We have made an offical instruction video and application steps, please check it below Q&A and Review Comments. Wrap the cloth over....
[NOTE] - Included 30ml Car Coating Ceramic and a Sponge. Kindly Note: lease do not touch or wet treated surface in next 12 hours.