Nneɛma Titiriw a Wɔde Di Dwuma Wɔ Hollow Drill Bits Ho

1. Metalworking: Ɛfata ma drilling ntokuru wɔ dade pipe ne mprɛte, titiriw nea ne kɛse diameters (>=20mm). Sɛ nhwɛso no, sɛ wode paipu rehyɛ mu a, drill bit a ɛwɔ tokuru betumi akɔhyɛn dade a ɛnyɛ den mprɛte a ne kɛse yɛ mm 5 mu ntɛmntɛm, na woyi chip no fi hɔ ankasa.

2. Kɔnkreti/Aboɔ: Sɛ wɔde diamond-coated drill bit bom a, ɛtumi tu ntokuru a emu dɔ bɛyɛ 300mm (data source: Bosch Professional Tool Manual), a wɔtaa de yɛ anchoring wɔ adansiɛ mu.

3. Nnua a Wɔtu: Wɔde di dwuma wɔ nnua a wɔde yɛ apon ano apon, ntokuru a mframa fa mu, ne nea ɛkeka ho mu, na ɛyɛ adwuma yiye bɛboro mmɔho abiɛsa sen atetesɛm mu twist drills (susuw ankasa ntotoho).