Hand drill woodworking tool teaching equipment

Drill woodworking drill drill
product specifications: 1/4 inch, 3/8 inch
drill clamping range: 0.6-6mm (1/4 inch) and 1.5-10mm (3/8 inch)
dimensions (including drill chuck): about 1/4 inch -30x8.2x7cm inch -31x8.2x7cm. 3/8;
with original packing gross weight about: 1/4 inch -650g inch -710g 3/8. Product features:

1, with No. 45 steel, precision silicon melt casting process of drilling frame and hand wheel; 2,
thick high strength ABS plastic handle, the handle is hollow, can store a spare drill chuck;
3, powder metallurgy gear casting, high precision, quenching hardening, wear resistance;
4 double gear driving mechanism, a flexible operation, not easy to die;
5, using the common key and ordinary drill drill chuck clamping, high precision, easy to break a bit eccentric;
scope:
products do not need any power driven, hand control speed and drilling position, compared with the electric drill is easy to control and safe, but low speed, low efficiency, the transmission torque is small, therefore not suitable for drilling
metal materials, ceramic tile, brick, concrete hard;
suitable for wood, bamboo, soft thin sheet iron, Copper, aluminum, plastic, PVC, acrylic, glass fiber board, circuit board, etc..