MHW-3Bomber Blade R3 Handbook Grinder


It’s now not frequently I am getting inquisitive about sure inventions within the guide, hand cranked grinder international.

Positive, there’s been some improbable inventions in that area ever because the Porlex Mini got here alongside 13 years in the past and truly shook the gap up. The whole lot from intricate burr geometry designs, to extremely actual 8um changes on grind settings, to triple or even quadruple bearing mounts for rock cast burr rotations, or even such things as hybrid grinders, doing double responsibility as electrical grinders for house use, and guide when out at the cross.

However as superb and value-rich the hand grinder marketplace has gotten, I nonetheless get my kicks from the inventions within the motorized grinder international, for probably the most phase. Then I noticed a brand new guide grinder from the feisty upstart corporate with the terrible branding title – MHW-3Bomber – that in fact were given me beautiful excited. As a result of this new grinder has a wildly fascinating innovation: it has a sieve and shaker gadget to split out fines out of your grind. Constructed proper into the grinder.

Sieves for the Blade R3 manual grinder
The sieves for the Blade R3 guide grinder, from MHW-3Bomber.

That’s a little bit of a sport changer for someone who occurs to love no-paper filtration strategies for brew espresso. In case you’re a Kone person, use steel filters to your AeroPress, like the usage of the Espro Bloom, or are a press pot aficionado, you most likely know the usage of a sieve gadget just like the Kruve sieve can reinforce the cup of espresso moderately a little bit, and scale back the sludge within the completed cup. Downside is, the Kruve begins at $100 (IMO nonetheless smartly definitely worth the funding!) and will cross as much as $200 or extra in case you opt for lots of the sieve choices. 

However nowadays, we have now the MHW-3Bomber Blade R3 guide grinder, with a inbuilt sieve gadget. And in lots of instances, all the grinder with sieves prices lower than the Kruve starter gadget. At the moment the Blade R3 Grinder is $90 on Amazon (while you follow the ten% off coupon). So is it definitely worth the cash? 

Smartly, this isn’t our formal assessment, however your TL:DR is: heck sure

Heck, I even purchased one alone, I used to be so intrigued (since then, MHW-3Bomber has additionally despatched us a check unit, so I now have two to check, facet by way of facet!)

3Bomber Blade R3 Grinder and Parts
The MHW-3Bomber Blade R3 grinder with grind cup, shaker lid, and 5 sieves.

The Blade R3 Grinder

Prior to I even get to the sieving gadget, which has advantages and downsides, let me in brief duvet the remainder of the Blade R3 from MHW-3Bomber. This can be very smartly made, most sensible to backside. It indisputably does now not really feel like a $90 grinder; simply in really feel, are compatible and end, it fits smartly with $150 to $200 guide grinders in the market. All of the building is steel, and the whole lot suits in conjunction with actual engineering.

The Blade R3 has an exterior click on dial for adjusting the grind fineness, and each and every particular person click on adjusts within the burr vertical motion by way of 16 microns. That places it on par with some 1zpresso grinders, and and has higher grind variety efficiency than the Commandante and different grinders lately on marketplace. The grind quantity signs are really easy to learn, and the grinder comes zeroed out from the manufacturing facility. The grinder can be calibrated: it has a identical spindle / locking nut mechanism to a few 1zpresso grinders.

3Bomber Adjustment Dial
The Blade R3 has an exterior adjustment dial for grind settings, with 60 clicks according to complete 360 levels of rotation. Every click on is ready 16um in vertical burr motion.

On visible inspection, 3Bomber’s “customized” heptagonal (7 bladed) 48mm conical burr appears to be like similar to fresh 1zpresso flagship grinders’ burrs, however now not the present Okay-Extremely, J-Extremely or X-Extremely from 1zpresso, all of that are emblem new designs. As soon as I am getting right down to the total Snapshot Assessment for the Blade R3, I’ll give the burrs a far nearer glance. For now, right here’s what they appear to be.

The inner conical burr for the Blade R3. 7 blade design, 48mm burrset.
The internal conical burr for the Blade R3. 7 blade design, 48mm burrset.

The burr stack may be very similar to the former gen 1zpresso guide grinders: the thick spindle (electrical drill suitable consistent with the producer!) is completely hooked up to a backside block plate. The internal burr slides down the spindle and locks into position at the block plate by means of a mounting bolt. The spring sits above it. On this case, 3Bomber’s spring is so much longer than the ones discovered on 1zpresso fashions.

I will have to word, 1zpresso did away with the ground block plates on their most up-to-date grinders, and as an alternative, hard-attach the internal cone burr without delay to the spindle. They stated this reduces static problems with their grinder. Right here’s what the 3Bomber setup looks as if:

The burr, spindle, spring and mounting cap for the Blade R3.
The burr, spindle, spring and mounting cap for the Blade R3.

The crank arm is similar to the ones discovered at the Commandante, older 1zpresso and Family members Grinders, however has an extended succeed in. It’s longer than the present gen 1zpresso J-Extremely maintain, as an example. The maintain is beefy, product of wooden and a little bit other in form in comparison to different grinders I’ve right here.The mounting cap for the crank arm is product of steel and secures really well on most sensible of the grinder.

The Blade R3 (foreground) has a slightly longer handle than the 1zpresso J-Ultra; also note the slightly different handle design.
The Blade R3 (foreground) has a somewhat longer maintain than the 1zpresso J-Extremely; additionally word the somewhat other maintain design.

All of the grinder will also be disassembled with out equipment (aside from the adjustment exterior dial). That is improbable for deep cleansing. Right here’s the grinder, solely disassembled, with all its portions:

All the parts that make up the Blade R3 Grinder. Can be disassembled without tools.
The entire portions that make up the Blade R3 Grinder. May also be disassembled with out equipment.

The grinder is lengthy, with a excellent grip portion this is in particular elongated. The catch cup is held in position by way of a gazillion magnets, and holds on even tighter than the present technology 1zpresso grinders, which is pronouncing one thing for the reason that Okay-Extremely, J-Extremely and X-Extremely’s catch cups are hung on moderately firmly in comparison to earlier technology fashions.

Now to the catch cup itself. This can be a 4 phase affair: the primary catch cup, a screw on base, a sieve disk, and there’s additionally a magnetized lid to make use of when shaking the catch cup filled with grinds. The Blade R3 comes with 5 sieves, in micron measurement holes of 300, 400, 500, 600, and 850. As discussed there’s a gazillion magnets (each and every element has 24 uncommon earth magnets put in).

There may be one truly bizarre factor in regards to the Blade R3 you will have to word if purchasing: the capability of the grinder is just 20g in case you are the usage of the inbuilt sieve gadget. That is bizarre for the reason that grind chamber and “hopper” for beans above the slicing blades can dangle much more espresso: a minimum of 30g if now not extra. However the catch cup, a minimum of when the sieves are put in, will most sensible out at about 22-23g which I don’t suggest doing as a result of that tops out the catch cup. If the catch cup is complete to the brim, shaking the espresso for the sieving impact received’t paintings really well. You wish to have some headspace in there, so 18-20g is the max espresso you will have in there when the usage of the sieve.

After all, you should use the catch cup with none sieve put in, and the capability of it will increase to round 25-30g, just about matching the hopper up most sensible.

3Bomber Blade Main Shots

The usage of the MHW-3Bomber Blade R3 Grinder

Lately we’re checking out numerous guide grinders: 3 1zpresso fashions, the most recent Timemore exterior adjustment grinder, two from Staresso (together with one this is rechargeable!), and a Family members Grinder. For the previous 45 days, about 80% of the coffee and occasional brewed in my lab area and at house has come from guide grinders. I point out this as a result of I’ve been ready to do numerous facet by way of facet comparisons with numerous other manufacturers.

Once more, stressing this isn’t my formal assessment: the MHW-3Bomber Blade R3 is keeping its personal. It isn’t matching the king of coffee grinders – the J-Extremely from 1zpresso – on total coffee high quality, however it’s on par with the dearer Timemore and Okay-Extremely. Taking into account the grinder is best $90, that’s critically spectacular.

The largest factor I’ve had with the Blade R3 is static. The combo of fabrics (metal, aluminum, numerous magnets, and the metal sieve disks) plus the block-plate on the backside of the burr set all appear to create a little bit extra static than I’m getting from the present gen 1zpresso fashions and the brand new Timemore. RDT’ing the dose is helping a little bit, however it’s nonetheless there, and that moisture, as minute as it’s, may be evidenced within the catch cup, with some grounds sticking stubbornly to the angled edge the place the sieve meets the facet partitions of the catch cup.

Static is a problem with the grinder from time to time.
Static is an issue with the grinder every now and then.

In relation to grinding “motion”, it’s clean and really low resistance. That is glaring on account of the lengthy crank arm design. The spindle is held in position with 3 anchor bearings, making the rotation of the burr rock secure or even. And as the spindle could be very thick, the usage of an electrical drill with this grinder, in case you practice Jim Hoffmann’s recommendation, is in fact fantastic (you will have to now not use an electrical drill on extra slim gauge spindle grinders just like the Timemore sequence). 

The whole lot suits in combination smartly. The grind markings are extraordinarily simple to learn in maximum mild prerequisites. The catch cup is hung on so tightly it’s in fact a little bit tough to take away, however there will have to be virtually no fear about unintentionally knocking it off and spraying espresso in every single place whilst you function the grinder. 

In brief, it is a really well constructed, smartly engineered, precision tool. 

Sieving

I didn’t be expecting the sieves to paintings all that smartly. In spite of everything, the outside space of the sieves is like 1/sixth the outside space of the Kruve Sifter sieves. However in observe, it in fact works moderately smartly, casting off about .5g of fines from an 18g dose flooring for pour over and the usage of the 500um sieve, in my restricted checking out.

It even works higher for press pot. I set the grinder up for 1200um particle sizes, used the 850um sieve, and for each 15g I flooring (I’d grind two batches to optimistically get 28g of espresso to make use of), it could sieve out about .75g of fines. This led to so much cleaner cups total from my press pot brews. Bear in mind you’ll must grind about 8-10% extra espresso to take the sieving quantity under consideration. 

The method is that this: set up the sieve of your selection, set the grinder in your set grind stage, and grind the espresso. As soon as finished, take away the catch cup, put the catch cup lid on it, and get started shaking the bejeebus out of the container. Facet to facet motions, knock motions, up and down. Do that for approximately a minute. Then pour out the espresso from the catch cup. In a while, unscrew the ground plate, and witness the entire fines you sieved out. Magic.

There may be the aforementioned drawback with static. I’ve additionally famous espresso would get caught in crevices and edges within the grinder, making it a little bit tough to get the entire usable espresso out

Coffee, stuck at the edges; it amounts to about half a gram.
Espresso, caught on the edges; it quantities to about part a gram.

Oh, another factor: 3Bomber, of their promo literature, says the act of shaking the container is calming and focusing, which has well being advantages for you. Particularly: “sieving additionally relieves your force; experience it within the provide second!” Extra magic? 🙂

Must You Purchase One

If all you do is coffee together with your guide grinder, as an alternative cross with the 1zpresso J-Extremely, which is almost certainly the absolute best guide coffee grinder you’ll purchase nowadays. With the MHW-3Bomber Blade R3, the sieves received’t provide you with a lot receive advantages for coffee, and all that point shaking the grinds catch container will stale the espresso.

Additionally, if you need your guide grinder to crank out massive (30g+ batches of espresso in a single cross, the Blade R3 will not be for you.

But when you need an all goal grinder that will give you excellent cost and superb building for less than $100, then heck sure you will have to believe this one.

In case you favor the usage of steel filters (or extremely uncommon, sumptuous all ceramic mesh filters boo yah!) for your pour over, or steel filters together with your AeroPress, or are a large press pot fan, this grinder may well be your best choice for you, on account of the sieving gadget, inbuilt. The largest drawbacks are a) the low capability and b) the static. I did word there used to be much less static when I didn’t use the sieves in position, so I’m beautiful certain the combination of metals contributes a tad to this.

At the moment, the MHW-3Bomber Blade R3 is indexed for $100 on Amazon, with a ten% off coupon to be had, making it $90. That’s a killer discount for this instrument. We’re operating on a complete Snapshot assessment for this grinder and several other different guide grinders, coming quickly.

3Bomber Blade R3 Grinder



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