Friction Drilling
I 10 migliori prodotti di novembre 2024
Ultimo aggiornamento:
15 novembre 2024
Independently published
Friction Processing in Surface Hardening and Drilling
Spedizione gratuita
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VDM Verlag
Friction Driven System for Vibro-Impact Rotary Rock Drilling: Friction induced Vibration; Self-Excitation and Vibro-Impact; Modelling of Rock Drilling; Dynamic Behaviour and System Performance
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Yooghuge
Yooghuge Drill Friction Starter Primitive Wood Outdoor Survival Drilling Tool Flint Starter Kit
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#3
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Pratica le abilità di attrito in modo primitivo, impara a fare da solo.
Un buon strumento di sopravvivenza per principianti per l'allenamento e l'insegnamento di persone all'aperto.
Il trapano manuale rende più facile rispetto ad altri trapani
Liscio: la presa e sono realizzati con materiale, non danneggiano la mano.
Sviluppa la pazienza, la persistenza, l'attenzione, la concentrazione e la capacità di gestione.
18,44 € SU AMAZON
Routledge
Drilling in the Permafrost: Russian Translations Series, volume 84 (English Edition)
88
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DAASK
6 PCS Cobalt Drill Bit Set Spiral Screw Metric Composite Tap Drill Bit Tap Twist Drill Bit Set for Cutting Drilling Polishing
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【Design】: Fully ground spiral groove design can quickly remove particles, reduce friction and heat, and achieve faster and cooler drilling performance. The 135° split point with a straight shank prevents walking and allows precise drilling.
【M35 Cobalt High-Speed Steel】: Industry grade 6542 high-speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear resistance and durability.
【Work Efficiently】: The product has sharp edges and high drilling efficiency. The center of the product has sharp serrations, and with its help, the drill can continue to drill horizontally after drilling.
【Combo Set of 6 Sizes】: 6-Piece Set: 3mm×1, 4mm×1, 5mm×1, 6mm×1, 6.5mm×1, 8 mm×1; This drill bits set to satisfy all your needs, fits the majority of power drills currently on the market.
【Application】: Small drill bits are suitable for soft metals, wood, plastics, steels, aluminum alloys, and other soft metals within 5mm. Ideal for DIY projects, home maintenance, and repairs.
17,99 € SU AMAZON
Generic
Four-Flute Sawtooth Eccentric Drill Bit,Multifunction High-Strength Eccentric Twist Drill Bit Set,Efficient Drill and Tap Set,Multiple Sizes Titanium-Coated Design Punch Bit (4+4+4+4)
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Unique Design:Four-slot sawtooth eccentric drill bit adopts an innovative four-slot design,which has higher cutting efficiency than traditional drill bits,The unique eccentric structure can better remove chips during drilling,reduce the risk of clogging
High-Strength Material:The drill bits in this set are made of high-strength materials,which are sturdy and durable,and can withstand large punch drilling pressure and friction,ensuring that they are not easy to wear and deform during long-term use,greatly extending the service life of the drill bits
Unique Spiral Cutting Function:With a unique thread cutting design,this set of drill bits improves the accuracy of helix holes and the cleanliness of the inside of the holes,reducing the need for additional tools or steps
Titanium Plating Process:The surface of the drill bit adopts advanced titanium plating technology,which has good wear resistance,ensuring that the bits remain sharp and effective, even after extended use
Convenient Set:The multifunctional high-strength eccentric twist drill set integrates drill bits of different sizes for easy storage and carrying,Whether in home decoration,mechanical processing or other fields,it can meet your drilling needs anytime and anywhere
11,88 € SU AMAZON
ZSjing
ZSjing 15PCS Set 1.5-6.5mm Twist Drill Bit Set High Speed Cobalt Metal Hole Cutter Core Drilling Double Screw Woodworking Tools Hex Drill Bits
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ADVANTAGESpecial plug hex shank of quick change drill bit is an upgrade version, it shows excellent performace than normal pressed hex shank, avoid drills peeling from the hex shank, effectively keep hex shank locked with drill bits during impact drilling process.Cobalt-containing drills last longer than Ti-containing drills.
FULLY GROUND PROCESS & 135 SPLIT POINTFully ground spiral flute discharge scraps quickly reduce friction and heat, therefore provides a faster, cooler and more efficient drilling performance; 135° Split Point with straight shank prevents slippage and makes drilling stable and precise. No center punch is needed.
QUICK CHANGE1/4" hex shank base well fits into majority pistol drill and drill press, more easily and securely installation without slippage and shedding.
MULTIPLE APPLICATIONSmall Drill bits for wood, plastic, steel plate( 5mm) , aluminum alloy and other soft metals. Ideal choice for DIY projects, household maintenance and repair, NOT for glass, ceramic or concrete drilling.
Package included: 15pcs
18,23 € SU AMAZON
I K International Publishing House
Manufacturing Engineering (English Edition)
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#8
Diuyzoc
Wood Splitter Drill Bit | Heavy Duty Drill Bit | Detachable Wood Drill Bit | Wood Drilling Accessories | Heavy Duty Wood Bit | Simplify Your Wood Splitting Making Wood Cutting Effortless and Efficient
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Easily split large firewood and logs at home with our Wood Splitter Drill Bit. This innovative tool makes it easy to work with wood, so you can get the job done quickly and efficiently
Simply attach the drill bit to your drill and split wood without the need for an ax or hammer. Avoid getting stuck by drilling near the edge and save time by not drilling holes in the middle of the stem
Split tough hardwoods such as oak, hickory, and walnut effortlessly with our splitter bit. Suitable for outdoor, camping, farm, and home use. Not great for large diameter hardwood
With a storage box included, the Small-Sized Wood Splitter Drill Bit is easy to store and carry. Using an electric drill, it makes splitting wood portable and convenient like never before
With the use of a specially coated and designed conical drill bit, our product reduces friction and heat, making wood cutting effortless and efficient
14,09 € SU AMAZON
Gulf Professional Publishing
Hydraulic Rig Technology and Operations (Gulf Drilling Guides) (English Edition)
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friction
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